Home / 472,540,359.30-708,597,962.55-181,310,691.30

Finding the Fourth Proportional to 472,540,359.30, 708,597,962.55 and 181,310,691.30

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Solution

The fourth proportional to 472,540,359.30, 708,597,962.55 and 181,310,691.30 is: 271,884,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,540,359.30 : 708,597,962.55 = 181,310,691.30 : x
  2. Step 2: Convert to fraction form
    472,540,359.30/708,597,962.55 = 181,310,691.30/x
  3. Step 3: Cross multiply
    472,540,359.30x = 708,597,962.55 × 181,310,691.30
  4. Step 4: Simplify right side
    472,540,359.30x = 128,476,386,443,712,016
  5. Step 5: Solve for x
    x = 128,476,386,443,712,016/472,540,359.30
  6. Step 6: Final answer
    x = 271,884,472.75

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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.