Home / 87,753,554.64-131,549,705.40-30,232,147.92

Finding the Fourth Proportional to 87,753,554.64, 131,549,705.40 and 30,232,147.92

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Solution

The fourth proportional to 87,753,554.64, 131,549,705.40 and 30,232,147.92 is: 45,320,445.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,753,554.64 : 131,549,705.40 = 30,232,147.92 : x
  2. Step 2: Convert to fraction form
    87,753,554.64/131,549,705.40 = 30,232,147.92/x
  3. Step 3: Cross multiply
    87,753,554.64x = 131,549,705.40 × 30,232,147.92
  4. Step 4: Simplify right side
    87,753,554.64x = 3,977,030,152,485,223
  5. Step 5: Solve for x
    x = 3,977,030,152,485,223/87,753,554.64
  6. Step 6: Final answer
    x = 45,320,445.07

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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.