Home / 63,612,145.20-95,418,217.80-43,456,753.20

Finding the Fourth Proportional to 63,612,145.20, 95,418,217.80 and 43,456,753.20

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Solution

The fourth proportional to 63,612,145.20, 95,418,217.80 and 43,456,753.20 is: 65,185,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,612,145.20 : 95,418,217.80 = 43,456,753.20 : x
  2. Step 2: Convert to fraction form
    63,612,145.20/95,418,217.80 = 43,456,753.20/x
  3. Step 3: Cross multiply
    63,612,145.20x = 95,418,217.80 × 43,456,753.20
  4. Step 4: Simplify right side
    63,612,145.20x = 4,146,565,941,718,447
  5. Step 5: Solve for x
    x = 4,146,565,941,718,447/63,612,145.20
  6. Step 6: Final answer
    x = 65,185,129.80

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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.