Home / 137,341,734.10-206,012,601.15-126,819,202.30

Finding the Fourth Proportional to 137,341,734.10, 206,012,601.15 and 126,819,202.30

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Solution

The fourth proportional to 137,341,734.10, 206,012,601.15 and 126,819,202.30 is: 190,228,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,341,734.10 : 206,012,601.15 = 126,819,202.30 : x
  2. Step 2: Convert to fraction form
    137,341,734.10/206,012,601.15 = 126,819,202.30/x
  3. Step 3: Cross multiply
    137,341,734.10x = 206,012,601.15 × 126,819,202.30
  4. Step 4: Simplify right side
    137,341,734.10x = 26,126,353,741,591,064
  5. Step 5: Solve for x
    x = 26,126,353,741,591,064/137,341,734.10
  6. Step 6: Final answer
    x = 190,228,803.45

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1.5x scale

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.