Home / 83,607,627.80-125,505,920.10-49,548,164.60

Finding the Fourth Proportional to 83,607,627.80, 125,505,920.10 and 49,548,164.60

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Solution

The fourth proportional to 83,607,627.80, 125,505,920.10 and 49,548,164.60 is: 74,378,237.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,607,627.80 : 125,505,920.10 = 49,548,164.60 : x
  2. Step 2: Convert to fraction form
    83,607,627.80/125,505,920.10 = 49,548,164.60/x
  3. Step 3: Cross multiply
    83,607,627.80x = 125,505,920.10 × 49,548,164.60
  4. Step 4: Simplify right side
    83,607,627.80x = 6,218,587,987,389,248
  5. Step 5: Solve for x
    x = 6,218,587,987,389,248/83,607,627.80
  6. Step 6: Final answer
    x = 74,378,237.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.