Home / 849,649,704.20-1,274,474,556.30-620,067,192.20

Finding the Fourth Proportional to 849,649,704.20, 1,274,474,556.30 and 620,067,192.20

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Solution

The fourth proportional to 849,649,704.20, 1,274,474,556.30 and 620,067,192.20 is: 930,100,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,649,704.20 : 1,274,474,556.30 = 620,067,192.20 : x
  2. Step 2: Convert to fraction form
    849,649,704.20/1,274,474,556.30 = 620,067,192.20/x
  3. Step 3: Cross multiply
    849,649,704.20x = 1,274,474,556.30 × 620,067,192.20
  4. Step 4: Simplify right side
    849,649,704.20x = 790,259,859,655,281,792
  5. Step 5: Solve for x
    x = 790,259,859,655,281,792/849,649,704.20
  6. Step 6: Final answer
    x = 930,100,788.30

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Similar ratio
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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.