Home / 609,016,309.27-840,420,002.22-330,551,854.09

Finding the Fourth Proportional to 609,016,309.27, 840,420,002.22 and 330,551,854.09

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Solution

The fourth proportional to 609,016,309.27, 840,420,002.22 and 330,551,854.09 is: 456,149,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,016,309.27 : 840,420,002.22 = 330,551,854.09 : x
  2. Step 2: Convert to fraction form
    609,016,309.27/840,420,002.22 = 330,551,854.09/x
  3. Step 3: Cross multiply
    609,016,309.27x = 840,420,002.22 × 330,551,854.09
  4. Step 4: Simplify right side
    609,016,309.27x = 277,802,389,944,802,272
  5. Step 5: Solve for x
    x = 277,802,389,944,802,272/609,016,309.27
  6. Step 6: Final answer
    x = 456,149,343.98

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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.