Home / 529,381,041.80-794,096,445.90-165,887,256.20

Finding the Fourth Proportional to 529,381,041.80, 794,096,445.90 and 165,887,256.20

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Solution

The fourth proportional to 529,381,041.80, 794,096,445.90 and 165,887,256.20 is: 248,838,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,381,041.80 : 794,096,445.90 = 165,887,256.20 : x
  2. Step 2: Convert to fraction form
    529,381,041.80/794,096,445.90 = 165,887,256.20/x
  3. Step 3: Cross multiply
    529,381,041.80x = 794,096,445.90 × 165,887,256.20
  4. Step 4: Simplify right side
    529,381,041.80x = 131,730,480,568,522,720
  5. Step 5: Solve for x
    x = 131,730,480,568,522,720/529,381,041.80
  6. Step 6: Final answer
    x = 248,838,681.72

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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.