Home / 137,344,140.40-206,016,210.60-100,754,427.55

Finding the Fourth Proportional to 137,344,140.40, 206,016,210.60 and 100,754,427.55

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Solution

The fourth proportional to 137,344,140.40, 206,016,210.60 and 100,754,427.55 is: 151,131,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,344,140.40 : 206,016,210.60 = 100,754,427.55 : x
  2. Step 2: Convert to fraction form
    137,344,140.40/206,016,210.60 = 100,754,427.55/x
  3. Step 3: Cross multiply
    137,344,140.40x = 206,016,210.60 × 100,754,427.55
  4. Step 4: Simplify right side
    137,344,140.40x = 20,757,045,365,023,240
  5. Step 5: Solve for x
    x = 20,757,045,365,023,240/137,344,140.40
  6. Step 6: Final answer
    x = 151,131,641.33

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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.