Home / 1,009,216,233.70-1,513,824,350.55-272,284,713.70

Finding the Fourth Proportional to 1,009,216,233.70, 1,513,824,350.55 and 272,284,713.70

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Solution

The fourth proportional to 1,009,216,233.70, 1,513,824,350.55 and 272,284,713.70 is: 408,427,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,216,233.70 : 1,513,824,350.55 = 272,284,713.70 : x
  2. Step 2: Convert to fraction form
    1,009,216,233.70/1,513,824,350.55 = 272,284,713.70/x
  3. Step 3: Cross multiply
    1,009,216,233.70x = 1,513,824,350.55 × 272,284,713.70
  4. Step 4: Simplify right side
    1,009,216,233.70x = 412,191,229,881,595,136
  5. Step 5: Solve for x
    x = 412,191,229,881,595,136/1,009,216,233.70
  6. Step 6: Final answer
    x = 408,427,070.55

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,009,216,234.70, 1,513,824,352.05 and 272,284,714.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.