Home / 486,851,715-730,269,773.11-154,853,903.89

Finding the Fourth Proportional to 486,851,715, 730,269,773.11 and 154,853,903.89

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Solution

The fourth proportional to 486,851,715, 730,269,773.11 and 154,853,903.89 is: 232,278,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,851,715 : 730,269,773.11 = 154,853,903.89 : x
  2. Step 2: Convert to fraction form
    486,851,715/730,269,773.11 = 154,853,903.89/x
  3. Step 3: Cross multiply
    486,851,715x = 730,269,773.11 × 154,853,903.89
  4. Step 4: Simplify right side
    486,851,715x = 113,085,125,260,059,104
  5. Step 5: Solve for x
    x = 113,085,125,260,059,104/486,851,715
  6. Step 6: Final answer
    x = 232,278,375.07

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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.