Home / 87,366,887.40-131,050,331.10-53,354,663.40

Finding the Fourth Proportional to 87,366,887.40, 131,050,331.10 and 53,354,663.40

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Solution

The fourth proportional to 87,366,887.40, 131,050,331.10 and 53,354,663.40 is: 80,031,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,366,887.40 : 131,050,331.10 = 53,354,663.40 : x
  2. Step 2: Convert to fraction form
    87,366,887.40/131,050,331.10 = 53,354,663.40/x
  3. Step 3: Cross multiply
    87,366,887.40x = 131,050,331.10 × 53,354,663.40
  4. Step 4: Simplify right side
    87,366,887.40x = 6,992,146,304,299,051
  5. Step 5: Solve for x
    x = 6,992,146,304,299,051/87,366,887.40
  6. Step 6: Final answer
    x = 80,031,995.10

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1.5x scale

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.