Home / 94,121,932.32-129,868,118.64-54,945,930.24

Finding the Fourth Proportional to 94,121,932.32, 129,868,118.64 and 54,945,930.24

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Solution

The fourth proportional to 94,121,932.32, 129,868,118.64 and 54,945,930.24 is: 75,813,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,121,932.32 : 129,868,118.64 = 54,945,930.24 : x
  2. Step 2: Convert to fraction form
    94,121,932.32/129,868,118.64 = 54,945,930.24/x
  3. Step 3: Cross multiply
    94,121,932.32x = 129,868,118.64 × 54,945,930.24
  4. Step 4: Simplify right side
    94,121,932.32x = 7,135,724,587,193,484
  5. Step 5: Solve for x
    x = 7,135,724,587,193,484/94,121,932.32
  6. Step 6: Final answer
    x = 75,813,621.88

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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.