Home / 220,504,305.72-330,754,987.22-89,344,646.16

Finding the Fourth Proportional to 220,504,305.72, 330,754,987.22 and 89,344,646.16

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Solution

The fourth proportional to 220,504,305.72, 330,754,987.22 and 89,344,646.16 is: 134,016,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,504,305.72 : 330,754,987.22 = 89,344,646.16 : x
  2. Step 2: Convert to fraction form
    220,504,305.72/330,754,987.22 = 89,344,646.16/x
  3. Step 3: Cross multiply
    220,504,305.72x = 330,754,987.22 × 89,344,646.16
  4. Step 4: Simplify right side
    220,504,305.72x = 29,551,187,298,379,496
  5. Step 5: Solve for x
    x = 29,551,187,298,379,496/220,504,305.72
  6. Step 6: Final answer
    x = 134,016,373.07

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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.