Home / 90,338,946.08-135,508,150.96-25,642,805.92

Finding the Fourth Proportional to 90,338,946.08, 135,508,150.96 and 25,642,805.92

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Solution

The fourth proportional to 90,338,946.08, 135,508,150.96 and 25,642,805.92 is: 38,464,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,338,946.08 : 135,508,150.96 = 25,642,805.92 : x
  2. Step 2: Convert to fraction form
    90,338,946.08/135,508,150.96 = 25,642,805.92/x
  3. Step 3: Cross multiply
    90,338,946.08x = 135,508,150.96 × 25,642,805.92
  4. Step 4: Simplify right side
    90,338,946.08x = 3,474,809,215,645,342
  5. Step 5: Solve for x
    x = 3,474,809,215,645,342/90,338,946.08
  6. Step 6: Final answer
    x = 38,464,132.76

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1.5x scale

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.