Home / 89,364,799.20-134,062,945.20-31,890,439.20

Finding the Fourth Proportional to 89,364,799.20, 134,062,945.20 and 31,890,439.20

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Solution

The fourth proportional to 89,364,799.20, 134,062,945.20 and 31,890,439.20 is: 47,841,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,364,799.20 : 134,062,945.20 = 31,890,439.20 : x
  2. Step 2: Convert to fraction form
    89,364,799.20/134,062,945.20 = 31,890,439.20/x
  3. Step 3: Cross multiply
    89,364,799.20x = 134,062,945.20 × 31,890,439.20
  4. Step 4: Simplify right side
    89,364,799.20x = 4,275,326,202,873,532
  5. Step 5: Solve for x
    x = 4,275,326,202,873,532/89,364,799.20
  6. Step 6: Final answer
    x = 47,841,278.01

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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.