Home / 1,512,882,920.01-2,270,013,902.91-776,469,965.04

Finding the Fourth Proportional to 1,512,882,920.01, 2,270,013,902.91 and 776,469,965.04

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Solution

The fourth proportional to 1,512,882,920.01, 2,270,013,902.91 and 776,469,965.04 is: 1,165,058,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,882,920.01 : 2,270,013,902.91 = 776,469,965.04 : x
  2. Step 2: Convert to fraction form
    1,512,882,920.01/2,270,013,902.91 = 776,469,965.04/x
  3. Step 3: Cross multiply
    1,512,882,920.01x = 2,270,013,902.91 × 776,469,965.04
  4. Step 4: Simplify right side
    1,512,882,920.01x = 1,762,597,615,832,841,472
  5. Step 5: Solve for x
    x = 1,762,597,615,832,841,472/1,512,882,920.01
  6. Step 6: Final answer
    x = 1,165,058,837.35

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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.