Home / 86,654,211.60-119,595,646.64-54,867,335.71

Finding the Fourth Proportional to 86,654,211.60, 119,595,646.64 and 54,867,335.71

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Solution

The fourth proportional to 86,654,211.60, 119,595,646.64 and 54,867,335.71 is: 75,725,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,654,211.60 : 119,595,646.64 = 54,867,335.71 : x
  2. Step 2: Convert to fraction form
    86,654,211.60/119,595,646.64 = 54,867,335.71/x
  3. Step 3: Cross multiply
    86,654,211.60x = 119,595,646.64 × 54,867,335.71
  4. Step 4: Simplify right side
    86,654,211.60x = 6,561,894,493,078,088
  5. Step 5: Solve for x
    x = 6,561,894,493,078,088/86,654,211.60
  6. Step 6: Final answer
    x = 75,725,049.85

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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.