Home / 220,504,307.72-330,754,990.21-89,344,648.16

Finding the Fourth Proportional to 220,504,307.72, 330,754,990.21 and 89,344,648.16

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Solution

The fourth proportional to 220,504,307.72, 330,754,990.21 and 89,344,648.16 is: 134,016,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,504,307.72 : 330,754,990.21 = 89,344,648.16 : x
  2. Step 2: Convert to fraction form
    220,504,307.72/330,754,990.21 = 89,344,648.16/x
  3. Step 3: Cross multiply
    220,504,307.72x = 330,754,990.21 × 89,344,648.16
  4. Step 4: Simplify right side
    220,504,307.72x = 29,551,188,227,476,692
  5. Step 5: Solve for x
    x = 29,551,188,227,476,692/220,504,307.72
  6. Step 6: Final answer
    x = 134,016,376.07

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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.