Home / 3,554,309,912.12-4,902,585,920.80-2,285,754,718.55

Finding the Fourth Proportional to 3,554,309,912.12, 4,902,585,920.80 and 2,285,754,718.55

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Solution

The fourth proportional to 3,554,309,912.12, 4,902,585,920.80 and 2,285,754,718.55 is: 3,152,822,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,309,912.12 : 4,902,585,920.80 = 2,285,754,718.55 : x
  2. Step 2: Convert to fraction form
    3,554,309,912.12/4,902,585,920.80 = 2,285,754,718.55/x
  3. Step 3: Cross multiply
    3,554,309,912.12x = 4,902,585,920.80 × 2,285,754,718.55
  4. Step 4: Simplify right side
    3,554,309,912.12x = 11,206,108,901,535,168,512
  5. Step 5: Solve for x
    x = 11,206,108,901,535,168,512/3,554,309,912.12
  6. Step 6: Final answer
    x = 3,152,822,679.68

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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.