Home / 1,026,432,833.20-1,539,649,249.80-481,229,479.60

Finding the Fourth Proportional to 1,026,432,833.20, 1,539,649,249.80 and 481,229,479.60

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Solution

The fourth proportional to 1,026,432,833.20, 1,539,649,249.80 and 481,229,479.60 is: 721,844,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,833.20 : 1,539,649,249.80 = 481,229,479.60 : x
  2. Step 2: Convert to fraction form
    1,026,432,833.20/1,539,649,249.80 = 481,229,479.60/x
  3. Step 3: Cross multiply
    1,026,432,833.20x = 1,539,649,249.80 × 481,229,479.60
  4. Step 4: Simplify right side
    1,026,432,833.20x = 740,924,607,247,784,448
  5. Step 5: Solve for x
    x = 740,924,607,247,784,448/1,026,432,833.20
  6. Step 6: Final answer
    x = 721,844,219.40

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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.