Home / 12,991,786,882.45-17,925,593,094.53-7,353,002,733.73

Finding the Fourth Proportional to 12,991,786,882.45, 17,925,593,094.53 and 7,353,002,733.73

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Solution

The fourth proportional to 12,991,786,882.45, 17,925,593,094.53 and 7,353,002,733.73 is: 10,145,404,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,991,786,882.45 : 17,925,593,094.53 = 7,353,002,733.73 : x
  2. Step 2: Convert to fraction form
    12,991,786,882.45/17,925,593,094.53 = 7,353,002,733.73/x
  3. Step 3: Cross multiply
    12,991,786,882.45x = 17,925,593,094.53 × 7,353,002,733.73
  4. Step 4: Simplify right side
    12,991,786,882.45x = 131,806,935,027,773,931,520
  5. Step 5: Solve for x
    x = 131,806,935,027,773,931,520/12,991,786,882.45
  6. Step 6: Final answer
    x = 10,145,404,648.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.