Home / 503,449,344,002.55-755,174,016,003.75-503,449,344,002.55

Finding the Fourth Proportional to 503,449,344,002.55, 755,174,016,003.75 and 503,449,344,002.55

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Solution

The fourth proportional to 503,449,344,002.55, 755,174,016,003.75 and 503,449,344,002.55 is: 755,174,016,003.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,449,344,002.55 : 755,174,016,003.75 = 503,449,344,002.55 : x
  2. Step 2: Convert to fraction form
    503,449,344,002.55/755,174,016,003.75 = 503,449,344,002.55/x
  3. Step 3: Cross multiply
    503,449,344,002.55x = 755,174,016,003.75 × 503,449,344,002.55
  4. Step 4: Simplify right side
    503,449,344,002.55x = 380,191,862,964,859,143,454,720
  5. Step 5: Solve for x
    x = 380,191,862,964,859,143,454,720/503,449,344,002.55
  6. Step 6: Final answer
    x = 755,174,016,003.75

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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.