Home / 632,418,549,108.98-872,737,597,770.40-361,756,909,981.36

Finding the Fourth Proportional to 632,418,549,108.98, 872,737,597,770.40 and 361,756,909,981.36

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Solution

The fourth proportional to 632,418,549,108.98, 872,737,597,770.40 and 361,756,909,981.36 is: 499,224,535,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,418,549,108.98 : 872,737,597,770.40 = 361,756,909,981.36 : x
  2. Step 2: Convert to fraction form
    632,418,549,108.98/872,737,597,770.40 = 361,756,909,981.36/x
  3. Step 3: Cross multiply
    632,418,549,108.98x = 872,737,597,770.40 × 361,756,909,981.36
  4. Step 4: Simplify right side
    632,418,549,108.98x = 315,718,856,593,974,967,140,352
  5. Step 5: Solve for x
    x = 315,718,856,593,974,967,140,352/632,418,549,108.98
  6. Step 6: Final answer
    x = 499,224,535,774.28

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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.