Home / 475,384,255.27-656,017,613.97-274,434,347.77

Finding the Fourth Proportional to 475,384,255.27, 656,017,613.97 and 274,434,347.77

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Solution

The fourth proportional to 475,384,255.27, 656,017,613.97 and 274,434,347.77 is: 378,712,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,384,255.27 : 656,017,613.97 = 274,434,347.77 : x
  2. Step 2: Convert to fraction form
    475,384,255.27/656,017,613.97 = 274,434,347.77/x
  3. Step 3: Cross multiply
    475,384,255.27x = 656,017,613.97 × 274,434,347.77
  4. Step 4: Simplify right side
    475,384,255.27x = 180,033,766,015,488,576
  5. Step 5: Solve for x
    x = 180,033,766,015,488,576/475,384,255.27
  6. Step 6: Final answer
    x = 378,712,092.42

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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.