Home / 673,414,151.40-1,010,121,227.10-443,642,682.60

Finding the Fourth Proportional to 673,414,151.40, 1,010,121,227.10 and 443,642,682.60

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Solution

The fourth proportional to 673,414,151.40, 1,010,121,227.10 and 443,642,682.60 is: 665,464,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,414,151.40 : 1,010,121,227.10 = 443,642,682.60 : x
  2. Step 2: Convert to fraction form
    673,414,151.40/1,010,121,227.10 = 443,642,682.60/x
  3. Step 3: Cross multiply
    673,414,151.40x = 1,010,121,227.10 × 443,642,682.60
  4. Step 4: Simplify right side
    673,414,151.40x = 448,132,890,941,847,872
  5. Step 5: Solve for x
    x = 448,132,890,941,847,872/673,414,151.40
  6. Step 6: Final answer
    x = 665,464,023.90

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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.