Home / 38,031,679,362.74-57,049,353,793.19-12,505,262,560.55

Finding the Fourth Proportional to 38,031,679,362.74, 57,049,353,793.19 and 12,505,262,560.55

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Solution

The fourth proportional to 38,031,679,362.74, 57,049,353,793.19 and 12,505,262,560.55 is: 18,758,497,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031,679,362.74 : 57,049,353,793.19 = 12,505,262,560.55 : x
  2. Step 2: Convert to fraction form
    38,031,679,362.74/57,049,353,793.19 = 12,505,262,560.55/x
  3. Step 3: Cross multiply
    38,031,679,362.74x = 57,049,353,793.19 × 12,505,262,560.55
  4. Step 4: Simplify right side
    38,031,679,362.74x = 713,417,148,093,601,546,240
  5. Step 5: Solve for x
    x = 713,417,148,093,601,546,240/38,031,679,362.74
  6. Step 6: Final answer
    x = 18,758,497,127.86

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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.