Home / 7,513,671,981.73-10,369,823,926.13-4,543,469,490.37

Finding the Fourth Proportional to 7,513,671,981.73, 10,369,823,926.13 and 4,543,469,490.37

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Solution

The fourth proportional to 7,513,671,981.73, 10,369,823,926.13 and 4,543,469,490.37 is: 6,270,566,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513,671,981.73 : 10,369,823,926.13 = 4,543,469,490.37 : x
  2. Step 2: Convert to fraction form
    7,513,671,981.73/10,369,823,926.13 = 4,543,469,490.37/x
  3. Step 3: Cross multiply
    7,513,671,981.73x = 10,369,823,926.13 × 4,543,469,490.37
  4. Step 4: Simplify right side
    7,513,671,981.73x = 47,114,978,628,880,498,688
  5. Step 5: Solve for x
    x = 47,114,978,628,880,498,688/7,513,671,981.73
  6. Step 6: Final answer
    x = 6,270,566,341.39

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Half scale
Find fourth proportional to 15,027,343,963.46, 20,739,647,852.26 and 9,086,938,980.74
Double scale
Find fourth proportional to 7,513,671,982.73, 10,369,823,927.51 and 4,543,469,491.37
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.