Home / 38,040,887,000.98-57,011,692,252.20-21,252,020,110.12

Finding the Fourth Proportional to 38,040,887,000.98, 57,011,692,252.20 and 21,252,020,110.12

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Solution

The fourth proportional to 38,040,887,000.98, 57,011,692,252.20 and 21,252,020,110.12 is: 31,850,299,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,887,000.98 : 57,011,692,252.20 = 21,252,020,110.12 : x
  2. Step 2: Convert to fraction form
    38,040,887,000.98/57,011,692,252.20 = 21,252,020,110.12/x
  3. Step 3: Cross multiply
    38,040,887,000.98x = 57,011,692,252.20 × 21,252,020,110.12
  4. Step 4: Simplify right side
    38,040,887,000.98x = 1,211,613,630,255,726,854,144
  5. Step 5: Solve for x
    x = 1,211,613,630,255,726,854,144/38,040,887,000.98
  6. Step 6: Final answer
    x = 31,850,299,132.73

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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.