Home / 87,245,372.64-130,868,370-26,660,845.92

Finding the Fourth Proportional to 87,245,372.64, 130,868,370 and 26,660,845.92

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Solution

The fourth proportional to 87,245,372.64, 130,868,370 and 26,660,845.92 is: 39,991,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,245,372.64 : 130,868,370 = 26,660,845.92 : x
  2. Step 2: Convert to fraction form
    87,245,372.64/130,868,370 = 26,660,845.92/x
  3. Step 3: Cross multiply
    87,245,372.64x = 130,868,370 × 26,660,845.92
  4. Step 4: Simplify right side
    87,245,372.64x = 3,489,061,448,371,550.50
  5. Step 5: Solve for x
    x = 3,489,061,448,371,550.50/87,245,372.64
  6. Step 6: Final answer
    x = 39,991,363.93

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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.