Home / 1,026,432,838.20-1,539,649,257.30-481,229,484.60

Finding the Fourth Proportional to 1,026,432,838.20, 1,539,649,257.30 and 481,229,484.60

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Solution

The fourth proportional to 1,026,432,838.20, 1,539,649,257.30 and 481,229,484.60 is: 721,844,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,838.20 : 1,539,649,257.30 = 481,229,484.60 : x
  2. Step 2: Convert to fraction form
    1,026,432,838.20/1,539,649,257.30 = 481,229,484.60/x
  3. Step 3: Cross multiply
    1,026,432,838.20x = 1,539,649,257.30 × 481,229,484.60
  4. Step 4: Simplify right side
    1,026,432,838.20x = 740,924,618,555,251,840
  5. Step 5: Solve for x
    x = 740,924,618,555,251,840/1,026,432,838.20
  6. Step 6: Final answer
    x = 721,844,226.90

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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.