Home / 150,427,853.40-225,641,780.10-137,513,837.10

Finding the Fourth Proportional to 150,427,853.40, 225,641,780.10 and 137,513,837.10

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Solution

The fourth proportional to 150,427,853.40, 225,641,780.10 and 137,513,837.10 is: 206,270,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,427,853.40 : 225,641,780.10 = 137,513,837.10 : x
  2. Step 2: Convert to fraction form
    150,427,853.40/225,641,780.10 = 137,513,837.10/x
  3. Step 3: Cross multiply
    150,427,853.40x = 225,641,780.10 × 137,513,837.10
  4. Step 4: Simplify right side
    150,427,853.40x = 31,028,866,991,625,420
  5. Step 5: Solve for x
    x = 31,028,866,991,625,420/150,427,853.40
  6. Step 6: Final answer
    x = 206,270,755.65

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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.