Home / 83,984,004.90-125,957,101.95-30,131,316.90

Finding the Fourth Proportional to 83,984,004.90, 125,957,101.95 and 30,131,316.90

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Solution

The fourth proportional to 83,984,004.90, 125,957,101.95 and 30,131,316.90 is: 45,190,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984,004.90 : 125,957,101.95 = 30,131,316.90 : x
  2. Step 2: Convert to fraction form
    83,984,004.90/125,957,101.95 = 30,131,316.90/x
  3. Step 3: Cross multiply
    83,984,004.90x = 125,957,101.95 × 30,131,316.90
  4. Step 4: Simplify right side
    83,984,004.90x = 3,795,253,354,661,058
  5. Step 5: Solve for x
    x = 3,795,253,354,661,058/83,984,004.90
  6. Step 6: Final answer
    x = 45,190,192.58

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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.