Home / 87,630,602.60-131,445,903.90-36,505,978.40

Finding the Fourth Proportional to 87,630,602.60, 131,445,903.90 and 36,505,978.40

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Solution

The fourth proportional to 87,630,602.60, 131,445,903.90 and 36,505,978.40 is: 54,758,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,630,602.60 : 131,445,903.90 = 36,505,978.40 : x
  2. Step 2: Convert to fraction form
    87,630,602.60/131,445,903.90 = 36,505,978.40/x
  3. Step 3: Cross multiply
    87,630,602.60x = 131,445,903.90 × 36,505,978.40
  4. Step 4: Simplify right side
    87,630,602.60x = 4,798,561,328,541,876
  5. Step 5: Solve for x
    x = 4,798,561,328,541,876/87,630,602.60
  6. Step 6: Final answer
    x = 54,758,967.60

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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.