Home / 167,140,827.30-250,711,240.95-138,419,393.70

Finding the Fourth Proportional to 167,140,827.30, 250,711,240.95 and 138,419,393.70

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Solution

The fourth proportional to 167,140,827.30, 250,711,240.95 and 138,419,393.70 is: 207,629,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,140,827.30 : 250,711,240.95 = 138,419,393.70 : x
  2. Step 2: Convert to fraction form
    167,140,827.30/250,711,240.95 = 138,419,393.70/x
  3. Step 3: Cross multiply
    167,140,827.30x = 250,711,240.95 × 138,419,393.70
  4. Step 4: Simplify right side
    167,140,827.30x = 34,703,297,966,073,608
  5. Step 5: Solve for x
    x = 34,703,297,966,073,608/167,140,827.30
  6. Step 6: Final answer
    x = 207,629,090.55

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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.