Home / 178,925,635.60-268,037,701.76-92,720,590.72

Finding the Fourth Proportional to 178,925,635.60, 268,037,701.76 and 92,720,590.72

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Solution

The fourth proportional to 178,925,635.60, 268,037,701.76 and 92,720,590.72 is: 138,899,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,925,635.60 : 268,037,701.76 = 92,720,590.72 : x
  2. Step 2: Convert to fraction form
    178,925,635.60/268,037,701.76 = 92,720,590.72/x
  3. Step 3: Cross multiply
    178,925,635.60x = 268,037,701.76 × 92,720,590.72
  4. Step 4: Simplify right side
    178,925,635.60x = 24,852,614,042,418,384
  5. Step 5: Solve for x
    x = 24,852,614,042,418,384/178,925,635.60
  6. Step 6: Final answer
    x = 138,899,123.98

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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.