Home / 82,358,435.52-113,654,774.88-45,689,006.88

Finding the Fourth Proportional to 82,358,435.52, 113,654,774.88 and 45,689,006.88

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Solution

The fourth proportional to 82,358,435.52, 113,654,774.88 and 45,689,006.88 is: 63,050,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,358,435.52 : 113,654,774.88 = 45,689,006.88 : x
  2. Step 2: Convert to fraction form
    82,358,435.52/113,654,774.88 = 45,689,006.88/x
  3. Step 3: Cross multiply
    82,358,435.52x = 113,654,774.88 × 45,689,006.88
  4. Step 4: Simplify right side
    82,358,435.52x = 5,192,773,791,437,171
  5. Step 5: Solve for x
    x = 5,192,773,791,437,171/82,358,435.52
  6. Step 6: Final answer
    x = 63,050,903.76

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1.5x scale

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.