Home / 87,687,091.60-131,530,637.40-87,687,091.60

Finding the Fourth Proportional to 87,687,091.60, 131,530,637.40 and 87,687,091.60

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Solution

The fourth proportional to 87,687,091.60, 131,530,637.40 and 87,687,091.60 is: 131,530,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,687,091.60 : 131,530,637.40 = 87,687,091.60 : x
  2. Step 2: Convert to fraction form
    87,687,091.60/131,530,637.40 = 87,687,091.60/x
  3. Step 3: Cross multiply
    87,687,091.60x = 131,530,637.40 × 87,687,091.60
  4. Step 4: Simplify right side
    87,687,091.60x = 11,533,539,049,900,186
  5. Step 5: Solve for x
    x = 11,533,539,049,900,186/87,687,091.60
  6. Step 6: Final answer
    x = 131,530,637.40

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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.