Home / 1,395,543,546.48-1,925,863,008.24-769,034,394

Finding the Fourth Proportional to 1,395,543,546.48, 1,925,863,008.24 and 769,034,394

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Solution

The fourth proportional to 1,395,543,546.48, 1,925,863,008.24 and 769,034,394 is: 1,061,274,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,543,546.48 : 1,925,863,008.24 = 769,034,394 : x
  2. Step 2: Convert to fraction form
    1,395,543,546.48/1,925,863,008.24 = 769,034,394/x
  3. Step 3: Cross multiply
    1,395,543,546.48x = 1,925,863,008.24 × 769,034,394
  4. Step 4: Simplify right side
    1,395,543,546.48x = 1,481,054,891,468,865,536
  5. Step 5: Solve for x
    x = 1,481,054,891,468,865,536/1,395,543,546.48
  6. Step 6: Final answer
    x = 1,061,274,580.22

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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.