Home / 20,286,227,061.38-27,995,026,278.20-11,253,985,401.03

Finding the Fourth Proportional to 20,286,227,061.38, 27,995,026,278.20 and 11,253,985,401.03

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Solution

The fourth proportional to 20,286,227,061.38, 27,995,026,278.20 and 11,253,985,401.03 is: 15,530,518,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,286,227,061.38 : 27,995,026,278.20 = 11,253,985,401.03 : x
  2. Step 2: Convert to fraction form
    20,286,227,061.38/27,995,026,278.20 = 11,253,985,401.03/x
  3. Step 3: Cross multiply
    20,286,227,061.38x = 27,995,026,278.20 × 11,253,985,401.03
  4. Step 4: Simplify right side
    20,286,227,061.38x = 315,055,617,036,314,017,792
  5. Step 5: Solve for x
    x = 315,055,617,036,314,017,792/20,286,227,061.38
  6. Step 6: Final answer
    x = 15,530,518,123.60

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1.5x scale

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.