Home / 417,357,140.29-626,055,843.69-137,231,852.70

Finding the Fourth Proportional to 417,357,140.29, 626,055,843.69 and 137,231,852.70

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Solution

The fourth proportional to 417,357,140.29, 626,055,843.69 and 137,231,852.70 is: 205,854,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,357,140.29 : 626,055,843.69 = 137,231,852.70 : x
  2. Step 2: Convert to fraction form
    417,357,140.29/626,055,843.69 = 137,231,852.70/x
  3. Step 3: Cross multiply
    417,357,140.29x = 626,055,843.69 × 137,231,852.70
  4. Step 4: Simplify right side
    417,357,140.29x = 85,914,803,325,581,760
  5. Step 5: Solve for x
    x = 85,914,803,325,581,760/417,357,140.29
  6. Step 6: Final answer
    x = 205,854,399.10

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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.