Home / 108,565,331.40-162,829,334.70-40,372,921.80

Finding the Fourth Proportional to 108,565,331.40, 162,829,334.70 and 40,372,921.80

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Solution

The fourth proportional to 108,565,331.40, 162,829,334.70 and 40,372,921.80 is: 60,552,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,565,331.40 : 162,829,334.70 = 40,372,921.80 : x
  2. Step 2: Convert to fraction form
    108,565,331.40/162,829,334.70 = 40,372,921.80/x
  3. Step 3: Cross multiply
    108,565,331.40x = 162,829,334.70 × 40,372,921.80
  4. Step 4: Simplify right side
    108,565,331.40x = 6,573,895,996,589,125
  5. Step 5: Solve for x
    x = 6,573,895,996,589,125/108,565,331.40
  6. Step 6: Final answer
    x = 60,552,442.59

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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.