Home / 18,267,114,472.06-25,208,672,270.22-10,129,491,167.70

Finding the Fourth Proportional to 18,267,114,472.06, 25,208,672,270.22 and 10,129,491,167.70

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Solution

The fourth proportional to 18,267,114,472.06, 25,208,672,270.22 and 10,129,491,167.70 is: 13,978,727,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,114,472.06 : 25,208,672,270.22 = 10,129,491,167.70 : x
  2. Step 2: Convert to fraction form
    18,267,114,472.06/25,208,672,270.22 = 10,129,491,167.70/x
  3. Step 3: Cross multiply
    18,267,114,472.06x = 25,208,672,270.22 × 10,129,491,167.70
  4. Step 4: Simplify right side
    18,267,114,472.06x = 255,351,023,110,708,068,352
  5. Step 5: Solve for x
    x = 255,351,023,110,708,068,352/18,267,114,472.06
  6. Step 6: Final answer
    x = 13,978,727,921.22

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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.