Home / 132,926,480.20-199,389,720.30-72,460,304.20

Finding the Fourth Proportional to 132,926,480.20, 199,389,720.30 and 72,460,304.20

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Solution

The fourth proportional to 132,926,480.20, 199,389,720.30 and 72,460,304.20 is: 108,690,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,926,480.20 : 199,389,720.30 = 72,460,304.20 : x
  2. Step 2: Convert to fraction form
    132,926,480.20/199,389,720.30 = 72,460,304.20/x
  3. Step 3: Cross multiply
    132,926,480.20x = 199,389,720.30 × 72,460,304.20
  4. Step 4: Simplify right side
    132,926,480.20x = 14,447,839,787,290,916
  5. Step 5: Solve for x
    x = 14,447,839,787,290,916/132,926,480.20
  6. Step 6: Final answer
    x = 108,690,456.30

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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.