Home / 105,402,752,652.52-145,451,719,074.74-57,229,693,308.02

Finding the Fourth Proportional to 105,402,752,652.52, 145,451,719,074.74 and 57,229,693,308.02

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Solution

The fourth proportional to 105,402,752,652.52, 145,451,719,074.74 and 57,229,693,308.02 is: 78,974,761,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,402,752,652.52 : 145,451,719,074.74 = 57,229,693,308.02 : x
  2. Step 2: Convert to fraction form
    105,402,752,652.52/145,451,719,074.74 = 57,229,693,308.02/x
  3. Step 3: Cross multiply
    105,402,752,652.52x = 145,451,719,074.74 × 57,229,693,308.02
  4. Step 4: Simplify right side
    105,402,752,652.52x = 8,324,157,273,771,652,153,344
  5. Step 5: Solve for x
    x = 8,324,157,273,771,652,153,344/105,402,752,652.52
  6. Step 6: Final answer
    x = 78,974,761,704.88

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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.