Home / 125,015,195.40-187,522,793.10-118,000,174.20

Finding the Fourth Proportional to 125,015,195.40, 187,522,793.10 and 118,000,174.20

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Solution

The fourth proportional to 125,015,195.40, 187,522,793.10 and 118,000,174.20 is: 177,000,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,015,195.40 : 187,522,793.10 = 118,000,174.20 : x
  2. Step 2: Convert to fraction form
    125,015,195.40/187,522,793.10 = 118,000,174.20/x
  3. Step 3: Cross multiply
    125,015,195.40x = 187,522,793.10 × 118,000,174.20
  4. Step 4: Simplify right side
    125,015,195.40x = 22,127,722,252,270,556
  5. Step 5: Solve for x
    x = 22,127,722,252,270,556/125,015,195.40
  6. Step 6: Final answer
    x = 177,000,261.30

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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.