Home / 2,125,766,246.40-3,188,649,369.60-1,350,287,539.20

Finding the Fourth Proportional to 2,125,766,246.40, 3,188,649,369.60 and 1,350,287,539.20

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Solution

The fourth proportional to 2,125,766,246.40, 3,188,649,369.60 and 1,350,287,539.20 is: 2,025,431,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,766,246.40 : 3,188,649,369.60 = 1,350,287,539.20 : x
  2. Step 2: Convert to fraction form
    2,125,766,246.40/3,188,649,369.60 = 1,350,287,539.20/x
  3. Step 3: Cross multiply
    2,125,766,246.40x = 3,188,649,369.60 × 1,350,287,539.20
  4. Step 4: Simplify right side
    2,125,766,246.40x = 4,305,593,510,648,815,104
  5. Step 5: Solve for x
    x = 4,305,593,510,648,815,104/2,125,766,246.40
  6. Step 6: Final answer
    x = 2,025,431,308.80

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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.