Home / 180,654,647,627.52-271,012,843,512.87-74,478,672,687.84

Finding the Fourth Proportional to 180,654,647,627.52, 271,012,843,512.87 and 74,478,672,687.84

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Solution

The fourth proportional to 180,654,647,627.52, 271,012,843,512.87 and 74,478,672,687.84 is: 111,730,736,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,654,647,627.52 : 271,012,843,512.87 = 74,478,672,687.84 : x
  2. Step 2: Convert to fraction form
    180,654,647,627.52/271,012,843,512.87 = 74,478,672,687.84/x
  3. Step 3: Cross multiply
    180,654,647,627.52x = 271,012,843,512.87 × 74,478,672,687.84
  4. Step 4: Simplify right side
    180,654,647,627.52x = 20,184,676,866,195,846,070,272
  5. Step 5: Solve for x
    x = 20,184,676,866,195,846,070,272/180,654,647,627.52
  6. Step 6: Final answer
    x = 111,730,736,691.66

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1.5x scale

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.