Home / 451,657,770.41-677,371,734.05-140,707,426.89

Finding the Fourth Proportional to 451,657,770.41, 677,371,734.05 and 140,707,426.89

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Solution

The fourth proportional to 451,657,770.41, 677,371,734.05 and 140,707,426.89 is: 211,025,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,657,770.41 : 677,371,734.05 = 140,707,426.89 : x
  2. Step 2: Convert to fraction form
    451,657,770.41/677,371,734.05 = 140,707,426.89/x
  3. Step 3: Cross multiply
    451,657,770.41x = 677,371,734.05 × 140,707,426.89
  4. Step 4: Simplify right side
    451,657,770.41x = 95,311,233,745,489,344
  5. Step 5: Solve for x
    x = 95,311,233,745,489,344/451,657,770.41
  6. Step 6: Final answer
    x = 211,025,338.19

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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.