Home / 56,218,530,023.18-84,324,825,059.72-18,440,129,055.15

Finding the Fourth Proportional to 56,218,530,023.18, 84,324,825,059.72 and 18,440,129,055.15

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Solution

The fourth proportional to 56,218,530,023.18, 84,324,825,059.72 and 18,440,129,055.15 is: 27,659,219,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,530,023.18 : 84,324,825,059.72 = 18,440,129,055.15 : x
  2. Step 2: Convert to fraction form
    56,218,530,023.18/84,324,825,059.72 = 18,440,129,055.15/x
  3. Step 3: Cross multiply
    56,218,530,023.18x = 84,324,825,059.72 × 18,440,129,055.15
  4. Step 4: Simplify right side
    56,218,530,023.18x = 1,554,960,656,654,239,268,864
  5. Step 5: Solve for x
    x = 1,554,960,656,654,239,268,864/56,218,530,023.18
  6. Step 6: Final answer
    x = 27,659,219,407.07

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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.