Home / 741,160,555.05-1,022,812,001.62-406,626,998.43

Finding the Fourth Proportional to 741,160,555.05, 1,022,812,001.62 and 406,626,998.43

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Solution

The fourth proportional to 741,160,555.05, 1,022,812,001.62 and 406,626,998.43 is: 561,150,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,160,555.05 : 1,022,812,001.62 = 406,626,998.43 : x
  2. Step 2: Convert to fraction form
    741,160,555.05/1,022,812,001.62 = 406,626,998.43/x
  3. Step 3: Cross multiply
    741,160,555.05x = 1,022,812,001.62 × 406,626,998.43
  4. Step 4: Simplify right side
    741,160,555.05x = 415,902,974,173,953,792
  5. Step 5: Solve for x
    x = 415,902,974,173,953,792/741,160,555.05
  6. Step 6: Final answer
    x = 561,150,983.20

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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.