Home / 224,417,761.92-309,693,500.80-125,300,031.68

Finding the Fourth Proportional to 224,417,761.92, 309,693,500.80 and 125,300,031.68

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Solution

The fourth proportional to 224,417,761.92, 309,693,500.80 and 125,300,031.68 is: 172,912,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,417,761.92 : 309,693,500.80 = 125,300,031.68 : x
  2. Step 2: Convert to fraction form
    224,417,761.92/309,693,500.80 = 125,300,031.68/x
  3. Step 3: Cross multiply
    224,417,761.92x = 309,693,500.80 × 125,300,031.68
  4. Step 4: Simplify right side
    224,417,761.92x = 38,804,605,461,330,112
  5. Step 5: Solve for x
    x = 38,804,605,461,330,112/224,417,761.92
  6. Step 6: Final answer
    x = 172,912,362.77

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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.