Home / 87,156,956.20-130,724,936.70-36,033,644.20

Finding the Fourth Proportional to 87,156,956.20, 130,724,936.70 and 36,033,644.20

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Solution

The fourth proportional to 87,156,956.20, 130,724,936.70 and 36,033,644.20 is: 54,046,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,156,956.20 : 130,724,936.70 = 36,033,644.20 : x
  2. Step 2: Convert to fraction form
    87,156,956.20/130,724,936.70 = 36,033,644.20/x
  3. Step 3: Cross multiply
    87,156,956.20x = 130,724,936.70 × 36,033,644.20
  4. Step 4: Simplify right side
    87,156,956.20x = 4,710,495,857,115,323
  5. Step 5: Solve for x
    x = 4,710,495,857,115,323/87,156,956.20
  6. Step 6: Final answer
    x = 54,046,126.24

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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.