Home / 529,381,076.80-794,096,498.40-165,887,291.20

Finding the Fourth Proportional to 529,381,076.80, 794,096,498.40 and 165,887,291.20

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Solution

The fourth proportional to 529,381,076.80, 794,096,498.40 and 165,887,291.20 is: 248,838,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,381,076.80 : 794,096,498.40 = 165,887,291.20 : x
  2. Step 2: Convert to fraction form
    529,381,076.80/794,096,498.40 = 165,887,291.20/x
  3. Step 3: Cross multiply
    529,381,076.80x = 794,096,498.40 × 165,887,291.20
  4. Step 4: Simplify right side
    529,381,076.80x = 131,730,517,070,981,120
  5. Step 5: Solve for x
    x = 131,730,517,070,981,120/529,381,076.80
  6. Step 6: Final answer
    x = 248,838,734.22

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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.