Home / 117,566,125.20-176,328,192.60-74,358,003.60

Finding the Fourth Proportional to 117,566,125.20, 176,328,192.60 and 74,358,003.60

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Solution

The fourth proportional to 117,566,125.20, 176,328,192.60 and 74,358,003.60 is: 111,523,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,566,125.20 : 176,328,192.60 = 74,358,003.60 : x
  2. Step 2: Convert to fraction form
    117,566,125.20/176,328,192.60 = 74,358,003.60/x
  3. Step 3: Cross multiply
    117,566,125.20x = 176,328,192.60 × 74,358,003.60
  4. Step 4: Simplify right side
    117,566,125.20x = 13,111,412,380,132,292
  5. Step 5: Solve for x
    x = 13,111,412,380,132,292/117,566,125.20
  6. Step 6: Final answer
    x = 111,523,726.40

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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.