Home / 126,151,042.08-174,088,408.80-71,146,780.32

Finding the Fourth Proportional to 126,151,042.08, 174,088,408.80 and 71,146,780.32

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Solution

The fourth proportional to 126,151,042.08, 174,088,408.80 and 71,146,780.32 is: 98,182,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,151,042.08 : 174,088,408.80 = 71,146,780.32 : x
  2. Step 2: Convert to fraction form
    126,151,042.08/174,088,408.80 = 71,146,780.32/x
  3. Step 3: Cross multiply
    126,151,042.08x = 174,088,408.80 × 71,146,780.32
  4. Step 4: Simplify right side
    126,151,042.08x = 12,385,829,777,151,954
  5. Step 5: Solve for x
    x = 12,385,829,777,151,954/126,151,042.08
  6. Step 6: Final answer
    x = 98,182,540.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.