Home / 399,447,218,011.03-599,110,287,215.15-108,714,469,533.13

Finding the Fourth Proportional to 399,447,218,011.03, 599,110,287,215.15 and 108,714,469,533.13

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Solution

The fourth proportional to 399,447,218,011.03, 599,110,287,215.15 and 108,714,469,533.13 is: 163,055,227,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,447,218,011.03 : 599,110,287,215.15 = 108,714,469,533.13 : x
  2. Step 2: Convert to fraction form
    399,447,218,011.03/599,110,287,215.15 = 108,714,469,533.13/x
  3. Step 3: Cross multiply
    399,447,218,011.03x = 599,110,287,215.15 × 108,714,469,533.13
  4. Step 4: Simplify right side
    399,447,218,011.03x = 65,131,957,066,436,192,501,760
  5. Step 5: Solve for x
    x = 65,131,957,066,436,192,501,760/399,447,218,011.03
  6. Step 6: Final answer
    x = 163,055,227,648.72

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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.