Home / 80,884,939.83-121,315,450.49-29,755,001.22

Finding the Fourth Proportional to 80,884,939.83, 121,315,450.49 and 29,755,001.22

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Solution

The fourth proportional to 80,884,939.83, 121,315,450.49 and 29,755,001.22 is: 44,628,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,884,939.83 : 121,315,450.49 = 29,755,001.22 : x
  2. Step 2: Convert to fraction form
    80,884,939.83/121,315,450.49 = 29,755,001.22/x
  3. Step 3: Cross multiply
    80,884,939.83x = 121,315,450.49 × 29,755,001.22
  4. Step 4: Simplify right side
    80,884,939.83x = 3,609,741,377,334,799.50
  5. Step 5: Solve for x
    x = 3,609,741,377,334,799.50/80,884,939.83
  6. Step 6: Final answer
    x = 44,628,102.40

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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.