Home / 82,377,305.70-123,565,958.55-63,245,429.70

Finding the Fourth Proportional to 82,377,305.70, 123,565,958.55 and 63,245,429.70

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Solution

The fourth proportional to 82,377,305.70, 123,565,958.55 and 63,245,429.70 is: 94,868,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,377,305.70 : 123,565,958.55 = 63,245,429.70 : x
  2. Step 2: Convert to fraction form
    82,377,305.70/123,565,958.55 = 63,245,429.70/x
  3. Step 3: Cross multiply
    82,377,305.70x = 123,565,958.55 × 63,245,429.70
  4. Step 4: Simplify right side
    82,377,305.70x = 7,814,982,144,787,139
  5. Step 5: Solve for x
    x = 7,814,982,144,787,139/82,377,305.70
  6. Step 6: Final answer
    x = 94,868,144.55

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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.