Home / 91,740,788.20-137,635,177.74-34,233,561.64

Finding the Fourth Proportional to 91,740,788.20, 137,635,177.74 and 34,233,561.64

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Solution

The fourth proportional to 91,740,788.20, 137,635,177.74 and 34,233,561.64 is: 51,359,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,740,788.20 : 137,635,177.74 = 34,233,561.64 : x
  2. Step 2: Convert to fraction form
    91,740,788.20/137,635,177.74 = 34,233,561.64/x
  3. Step 3: Cross multiply
    91,740,788.20x = 137,635,177.74 × 34,233,561.64
  4. Step 4: Simplify right side
    91,740,788.20x = 4,711,742,340,994,646
  5. Step 5: Solve for x
    x = 4,711,742,340,994,646/91,740,788.20
  6. Step 6: Final answer
    x = 51,359,296.49

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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.