Home / 94,726,776.78-142,146,851.40-40,874,088.78

Finding the Fourth Proportional to 94,726,776.78, 142,146,851.40 and 40,874,088.78

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Solution

The fourth proportional to 94,726,776.78, 142,146,851.40 and 40,874,088.78 is: 61,335,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,726,776.78 : 142,146,851.40 = 40,874,088.78 : x
  2. Step 2: Convert to fraction form
    94,726,776.78/142,146,851.40 = 40,874,088.78/x
  3. Step 3: Cross multiply
    94,726,776.78x = 142,146,851.40 × 40,874,088.78
  4. Step 4: Simplify right side
    94,726,776.78x = 5,810,123,023,921,068
  5. Step 5: Solve for x
    x = 5,810,123,023,921,068/94,726,776.78
  6. Step 6: Final answer
    x = 61,335,592.97

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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.