Home / 762,049,085.57-1,143,104,625.21-363,002,514.30

Finding the Fourth Proportional to 762,049,085.57, 1,143,104,625.21 and 363,002,514.30

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Solution

The fourth proportional to 762,049,085.57, 1,143,104,625.21 and 363,002,514.30 is: 544,518,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,049,085.57 : 1,143,104,625.21 = 363,002,514.30 : x
  2. Step 2: Convert to fraction form
    762,049,085.57/1,143,104,625.21 = 363,002,514.30/x
  3. Step 3: Cross multiply
    762,049,085.57x = 1,143,104,625.21 × 363,002,514.30
  4. Step 4: Simplify right side
    762,049,085.57x = 414,949,853,059,189,184
  5. Step 5: Solve for x
    x = 414,949,853,059,189,184/762,049,085.57
  6. Step 6: Final answer
    x = 544,518,536.82

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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.