Home / 12,021,805,685.96-16,583,199,174.14-7,497,830,561.37

Finding the Fourth Proportional to 12,021,805,685.96, 16,583,199,174.14 and 7,497,830,561.37

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Solution

The fourth proportional to 12,021,805,685.96, 16,583,199,174.14 and 7,497,830,561.37 is: 10,342,707,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021,805,685.96 : 16,583,199,174.14 = 7,497,830,561.37 : x
  2. Step 2: Convert to fraction form
    12,021,805,685.96/16,583,199,174.14 = 7,497,830,561.37/x
  3. Step 3: Cross multiply
    12,021,805,685.96x = 16,583,199,174.14 × 7,497,830,561.37
  4. Step 4: Simplify right side
    12,021,805,685.96x = 124,338,017,573,152,636,928
  5. Step 5: Solve for x
    x = 124,338,017,573,152,636,928/12,021,805,685.96
  6. Step 6: Final answer
    x = 10,342,707,312.13

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Double scale
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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.