Home / 82,897,782.35-114,396,919.07-45,727,248.78

Finding the Fourth Proportional to 82,897,782.35, 114,396,919.07 and 45,727,248.78

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Solution

The fourth proportional to 82,897,782.35, 114,396,919.07 and 45,727,248.78 is: 63,102,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897,782.35 : 114,396,919.07 = 45,727,248.78 : x
  2. Step 2: Convert to fraction form
    82,897,782.35/114,396,919.07 = 45,727,248.78/x
  3. Step 3: Cross multiply
    82,897,782.35x = 114,396,919.07 × 45,727,248.78
  4. Step 4: Simplify right side
    82,897,782.35x = 5,231,056,377,750,780
  5. Step 5: Solve for x
    x = 5,231,056,377,750,780/82,897,782.35
  6. Step 6: Final answer
    x = 63,102,488.75

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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.