Home / 417,073,221.60-625,420,875.60-158,202,405.60

Finding the Fourth Proportional to 417,073,221.60, 625,420,875.60 and 158,202,405.60

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Solution

The fourth proportional to 417,073,221.60, 625,420,875.60 and 158,202,405.60 is: 237,231,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,073,221.60 : 625,420,875.60 = 158,202,405.60 : x
  2. Step 2: Convert to fraction form
    417,073,221.60/625,420,875.60 = 158,202,405.60/x
  3. Step 3: Cross multiply
    417,073,221.60x = 625,420,875.60 × 158,202,405.60
  4. Step 4: Simplify right side
    417,073,221.60x = 98,943,087,032,378,336
  5. Step 5: Solve for x
    x = 98,943,087,032,378,336/417,073,221.60
  6. Step 6: Final answer
    x = 237,231,934.13

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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.