Home / 834,099,556.88-1,151,065,324.68-462,856,131.92

Finding the Fourth Proportional to 834,099,556.88, 1,151,065,324.68 and 462,856,131.92

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Solution

The fourth proportional to 834,099,556.88, 1,151,065,324.68 and 462,856,131.92 is: 638,745,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,099,556.88 : 1,151,065,324.68 = 462,856,131.92 : x
  2. Step 2: Convert to fraction form
    834,099,556.88/1,151,065,324.68 = 462,856,131.92/x
  3. Step 3: Cross multiply
    834,099,556.88x = 1,151,065,324.68 × 462,856,131.92
  4. Step 4: Simplify right side
    834,099,556.88x = 532,777,643,768,623,744
  5. Step 5: Solve for x
    x = 532,777,643,768,623,744/834,099,556.88
  6. Step 6: Final answer
    x = 638,745,865.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.