Home / 622,932,092.10-934,398,138.15-521,651,247.30

Finding the Fourth Proportional to 622,932,092.10, 934,398,138.15 and 521,651,247.30

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Solution

The fourth proportional to 622,932,092.10, 934,398,138.15 and 521,651,247.30 is: 782,476,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,932,092.10 : 934,398,138.15 = 521,651,247.30 : x
  2. Step 2: Convert to fraction form
    622,932,092.10/934,398,138.15 = 521,651,247.30/x
  3. Step 3: Cross multiply
    622,932,092.10x = 934,398,138.15 × 521,651,247.30
  4. Step 4: Simplify right side
    622,932,092.10x = 487,429,954,240,745,216
  5. Step 5: Solve for x
    x = 487,429,954,240,745,216/622,932,092.10
  6. Step 6: Final answer
    x = 782,476,870.95

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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.