Home / 87,238,156.90-130,858,591.64-25,833,526.22

Finding the Fourth Proportional to 87,238,156.90, 130,858,591.64 and 25,833,526.22

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Solution

The fourth proportional to 87,238,156.90, 130,858,591.64 and 25,833,526.22 is: 38,750,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,238,156.90 : 130,858,591.64 = 25,833,526.22 : x
  2. Step 2: Convert to fraction form
    87,238,156.90/130,858,591.64 = 25,833,526.22/x
  3. Step 3: Cross multiply
    87,238,156.90x = 130,858,591.64 × 25,833,526.22
  4. Step 4: Simplify right side
    87,238,156.90x = 3,380,538,857,460,752.50
  5. Step 5: Solve for x
    x = 3,380,538,857,460,752.50/87,238,156.90
  6. Step 6: Final answer
    x = 38,750,690.95

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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.