Home / 91,740,787.20-137,635,176.24-34,233,560.64

Finding the Fourth Proportional to 91,740,787.20, 137,635,176.24 and 34,233,560.64

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Solution

The fourth proportional to 91,740,787.20, 137,635,176.24 and 34,233,560.64 is: 51,359,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,740,787.20 : 137,635,176.24 = 34,233,560.64 : x
  2. Step 2: Convert to fraction form
    91,740,787.20/137,635,176.24 = 34,233,560.64/x
  3. Step 3: Cross multiply
    91,740,787.20x = 137,635,176.24 × 34,233,560.64
  4. Step 4: Simplify right side
    91,740,787.20x = 4,711,742,152,009,128
  5. Step 5: Solve for x
    x = 4,711,742,152,009,128/91,740,787.20
  6. Step 6: Final answer
    x = 51,359,294.99

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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.