Home / 94,438,642.20-130,321,885.56-52,620,546.78

Finding the Fourth Proportional to 94,438,642.20, 130,321,885.56 and 52,620,546.78

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Solution

The fourth proportional to 94,438,642.20, 130,321,885.56 and 52,620,546.78 is: 72,614,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,438,642.20 : 130,321,885.56 = 52,620,546.78 : x
  2. Step 2: Convert to fraction form
    94,438,642.20/130,321,885.56 = 52,620,546.78/x
  3. Step 3: Cross multiply
    94,438,642.20x = 130,321,885.56 × 52,620,546.78
  4. Step 4: Simplify right side
    94,438,642.20x = 6,857,608,875,567,787
  5. Step 5: Solve for x
    x = 6,857,608,875,567,787/94,438,642.20
  6. Step 6: Final answer
    x = 72,614,437.44

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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.