Home / 632,418,549,022.30-872,737,597,650.98-361,756,909,894.71

Finding the Fourth Proportional to 632,418,549,022.30, 872,737,597,650.98 and 361,756,909,894.71

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Solution

The fourth proportional to 632,418,549,022.30, 872,737,597,650.98 and 361,756,909,894.71 is: 499,224,535,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,418,549,022.30 : 872,737,597,650.98 = 361,756,909,894.71 : x
  2. Step 2: Convert to fraction form
    632,418,549,022.30/872,737,597,650.98 = 361,756,909,894.71/x
  3. Step 3: Cross multiply
    632,418,549,022.30x = 872,737,597,650.98 × 361,756,909,894.71
  4. Step 4: Simplify right side
    632,418,549,022.30x = 315,718,856,475,151,274,344,448
  5. Step 5: Solve for x
    x = 315,718,856,475,151,274,344,448/632,418,549,022.30
  6. Step 6: Final answer
    x = 499,224,535,654.82

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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.