Home / 15,824,964,967.80-23,732,407,729.62-5,198,722,708.20

Finding the Fourth Proportional to 15,824,964,967.80, 23,732,407,729.62 and 5,198,722,708.20

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Solution

The fourth proportional to 15,824,964,967.80, 23,732,407,729.62 and 5,198,722,708.20 is: 7,796,428,442.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,824,964,967.80 : 23,732,407,729.62 = 5,198,722,708.20 : x
  2. Step 2: Convert to fraction form
    15,824,964,967.80/23,732,407,729.62 = 5,198,722,708.20/x
  3. Step 3: Cross multiply
    15,824,964,967.80x = 23,732,407,729.62 × 5,198,722,708.20
  4. Step 4: Simplify right side
    15,824,964,967.80x = 123,378,206,984,236,695,552
  5. Step 5: Solve for x
    x = 123,378,206,984,236,695,552/15,824,964,967.80
  6. Step 6: Final answer
    x = 7,796,428,442.99

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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.