Home / 102,747,014.92-141,811,479.54-60,954,277.78

Finding the Fourth Proportional to 102,747,014.92, 141,811,479.54 and 60,954,277.78

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Solution

The fourth proportional to 102,747,014.92, 141,811,479.54 and 60,954,277.78 is: 84,129,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,747,014.92 : 141,811,479.54 = 60,954,277.78 : x
  2. Step 2: Convert to fraction form
    102,747,014.92/141,811,479.54 = 60,954,277.78/x
  3. Step 3: Cross multiply
    102,747,014.92x = 141,811,479.54 × 60,954,277.78
  4. Step 4: Simplify right side
    102,747,014.92x = 8,644,016,316,273,946
  5. Step 5: Solve for x
    x = 8,644,016,316,273,946/102,747,014.92
  6. Step 6: Final answer
    x = 84,129,123.59

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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.