Home / 632,418,549,079.15-872,737,597,729.60-361,756,909,951.52

Finding the Fourth Proportional to 632,418,549,079.15, 872,737,597,729.60 and 361,756,909,951.52

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Solution

The fourth proportional to 632,418,549,079.15, 872,737,597,729.60 and 361,756,909,951.52 is: 499,224,535,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,418,549,079.15 : 872,737,597,729.60 = 361,756,909,951.52 : x
  2. Step 2: Convert to fraction form
    632,418,549,079.15/872,737,597,729.60 = 361,756,909,951.52/x
  3. Step 3: Cross multiply
    632,418,549,079.15x = 872,737,597,729.60 × 361,756,909,951.52
  4. Step 4: Simplify right side
    632,418,549,079.15x = 315,718,856,553,172,777,828,352
  5. Step 5: Solve for x
    x = 315,718,856,553,172,777,828,352/632,418,549,079.15
  6. Step 6: Final answer
    x = 499,224,535,733.31

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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.