Home / 551,143,404-826,428,069.36-259,932,332.88

Finding the Fourth Proportional to 551,143,404, 826,428,069.36 and 259,932,332.88

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Solution

The fourth proportional to 551,143,404, 826,428,069.36 and 259,932,332.88 is: 389,763,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,143,404 : 826,428,069.36 = 259,932,332.88 : x
  2. Step 2: Convert to fraction form
    551,143,404/826,428,069.36 = 259,932,332.88/x
  3. Step 3: Cross multiply
    551,143,404x = 826,428,069.36 × 259,932,332.88
  4. Step 4: Simplify right side
    551,143,404x = 214,815,376,026,259,264
  5. Step 5: Solve for x
    x = 214,815,376,026,259,264/551,143,404
  6. Step 6: Final answer
    x = 389,763,126.02

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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.