Home / 87,308,247.18-130,940,024.46-25,883,041.92

Finding the Fourth Proportional to 87,308,247.18, 130,940,024.46 and 25,883,041.92

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Solution

The fourth proportional to 87,308,247.18, 130,940,024.46 and 25,883,041.92 is: 38,817,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,308,247.18 : 130,940,024.46 = 25,883,041.92 : x
  2. Step 2: Convert to fraction form
    87,308,247.18/130,940,024.46 = 25,883,041.92/x
  3. Step 3: Cross multiply
    87,308,247.18x = 130,940,024.46 × 25,883,041.92
  4. Step 4: Simplify right side
    87,308,247.18x = 3,389,126,142,104,005.50
  5. Step 5: Solve for x
    x = 3,389,126,142,104,005.50/87,308,247.18
  6. Step 6: Final answer
    x = 38,817,938.19

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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.