Home / 632,418,549,109.96-872,737,597,771.78-361,756,909,982.36

Finding the Fourth Proportional to 632,418,549,109.96, 872,737,597,771.78 and 361,756,909,982.36

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Solution

The fourth proportional to 632,418,549,109.96, 872,737,597,771.78 and 361,756,909,982.36 is: 499,224,535,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,418,549,109.96 : 872,737,597,771.78 = 361,756,909,982.36 : x
  2. Step 2: Convert to fraction form
    632,418,549,109.96/872,737,597,771.78 = 361,756,909,982.36/x
  3. Step 3: Cross multiply
    632,418,549,109.96x = 872,737,597,771.78 × 361,756,909,982.36
  4. Step 4: Simplify right side
    632,418,549,109.96x = 315,718,856,595,346,940,755,968
  5. Step 5: Solve for x
    x = 315,718,856,595,346,940,755,968/632,418,549,109.96
  6. Step 6: Final answer
    x = 499,224,535,775.68

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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.