Home / 102,472,867.46-141,474,062.54-63,367,076.72

Finding the Fourth Proportional to 102,472,867.46, 141,474,062.54 and 63,367,076.72

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Solution

The fourth proportional to 102,472,867.46, 141,474,062.54 and 63,367,076.72 is: 87,484,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,472,867.46 : 141,474,062.54 = 63,367,076.72 : x
  2. Step 2: Convert to fraction form
    102,472,867.46/141,474,062.54 = 63,367,076.72/x
  3. Step 3: Cross multiply
    102,472,867.46x = 141,474,062.54 × 63,367,076.72
  4. Step 4: Simplify right side
    102,472,867.46x = 8,964,797,773,838,053
  5. Step 5: Solve for x
    x = 8,964,797,773,838,053/102,472,867.46
  6. Step 6: Final answer
    x = 87,484,599.55

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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.