Home / 667,833,519.97-1,001,904,178.53-231,134,209.24

Finding the Fourth Proportional to 667,833,519.97, 1,001,904,178.53 and 231,134,209.24

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Solution

The fourth proportional to 667,833,519.97, 1,001,904,178.53 and 231,134,209.24 is: 346,754,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,833,519.97 : 1,001,904,178.53 = 231,134,209.24 : x
  2. Step 2: Convert to fraction form
    667,833,519.97/1,001,904,178.53 = 231,134,209.24/x
  3. Step 3: Cross multiply
    667,833,519.97x = 1,001,904,178.53 × 231,134,209.24
  4. Step 4: Simplify right side
    667,833,519.97x = 231,574,330,038,783,328
  5. Step 5: Solve for x
    x = 231,574,330,038,783,328/667,833,519.97
  6. Step 6: Final answer
    x = 346,754,577.47

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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.