Home / 245,366,957.29-338,600,951.22-135,358,641.13

Finding the Fourth Proportional to 245,366,957.29, 338,600,951.22 and 135,358,641.13

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Solution

The fourth proportional to 245,366,957.29, 338,600,951.22 and 135,358,641.13 is: 186,791,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,366,957.29 : 338,600,951.22 = 135,358,641.13 : x
  2. Step 2: Convert to fraction form
    245,366,957.29/338,600,951.22 = 135,358,641.13/x
  3. Step 3: Cross multiply
    245,366,957.29x = 338,600,951.22 × 135,358,641.13
  4. Step 4: Simplify right side
    245,366,957.29x = 45,832,564,642,464,616
  5. Step 5: Solve for x
    x = 45,832,564,642,464,616/245,366,957.29
  6. Step 6: Final answer
    x = 186,791,918.31

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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.