Home / 73,774,455,422.88-110,668,436,481.12-20,715,131,000.55

Finding the Fourth Proportional to 73,774,455,422.88, 110,668,436,481.12 and 20,715,131,000.55

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Solution

The fourth proportional to 73,774,455,422.88, 110,668,436,481.12 and 20,715,131,000.55 is: 31,074,592,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774,455,422.88 : 110,668,436,481.12 = 20,715,131,000.55 : x
  2. Step 2: Convert to fraction form
    73,774,455,422.88/110,668,436,481.12 = 20,715,131,000.55/x
  3. Step 3: Cross multiply
    73,774,455,422.88x = 110,668,436,481.12 × 20,715,131,000.55
  4. Step 4: Simplify right side
    73,774,455,422.88x = 2,292,511,159,332,447,191,040
  5. Step 5: Solve for x
    x = 2,292,511,159,332,447,191,040/73,774,455,422.88
  6. Step 6: Final answer
    x = 31,074,592,773.23

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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.