Home / 87,946,108.20-131,919,162.30-65,271,292.20

Finding the Fourth Proportional to 87,946,108.20, 131,919,162.30 and 65,271,292.20

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Solution

The fourth proportional to 87,946,108.20, 131,919,162.30 and 65,271,292.20 is: 97,906,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,946,108.20 : 131,919,162.30 = 65,271,292.20 : x
  2. Step 2: Convert to fraction form
    87,946,108.20/131,919,162.30 = 65,271,292.20/x
  3. Step 3: Cross multiply
    87,946,108.20x = 131,919,162.30 × 65,271,292.20
  4. Step 4: Simplify right side
    87,946,108.20x = 8,610,534,189,262,524
  5. Step 5: Solve for x
    x = 8,610,534,189,262,524/87,946,108.20
  6. Step 6: Final answer
    x = 97,906,938.30

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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.