Home / 968,488,481.34-1,452,723,148.22-443,708,727.75

Finding the Fourth Proportional to 968,488,481.34, 1,452,723,148.22 and 443,708,727.75

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Solution

The fourth proportional to 968,488,481.34, 1,452,723,148.22 and 443,708,727.75 is: 665,558,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,488,481.34 : 1,452,723,148.22 = 443,708,727.75 : x
  2. Step 2: Convert to fraction form
    968,488,481.34/1,452,723,148.22 = 443,708,727.75/x
  3. Step 3: Cross multiply
    968,488,481.34x = 1,452,723,148.22 × 443,708,727.75
  4. Step 4: Simplify right side
    968,488,481.34x = 644,585,939,867,452,288
  5. Step 5: Solve for x
    x = 644,585,939,867,452,288/968,488,481.34
  6. Step 6: Final answer
    x = 665,558,705.43

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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.