Home / 377,641,436.24-517,370,613.29-363,487,538.90

Finding the Fourth Proportional to 377,641,436.24, 517,370,613.29 and 363,487,538.90

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Solution

The fourth proportional to 377,641,436.24, 517,370,613.29 and 363,487,538.90 is: 497,979,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,641,436.24 : 517,370,613.29 = 363,487,538.90 : x
  2. Step 2: Convert to fraction form
    377,641,436.24/517,370,613.29 = 363,487,538.90/x
  3. Step 3: Cross multiply
    377,641,436.24x = 517,370,613.29 × 363,487,538.90
  4. Step 4: Simplify right side
    377,641,436.24x = 188,057,770,919,561,440
  5. Step 5: Solve for x
    x = 188,057,770,919,561,440/377,641,436.24
  6. Step 6: Final answer
    x = 497,979,704.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.