Home / 726,092,754.52-1,002,014,396.22-396,069,361.24

Finding the Fourth Proportional to 726,092,754.52, 1,002,014,396.22 and 396,069,361.24

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Solution

The fourth proportional to 726,092,754.52, 1,002,014,396.22 and 396,069,361.24 is: 546,579,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,092,754.52 : 1,002,014,396.22 = 396,069,361.24 : x
  2. Step 2: Convert to fraction form
    726,092,754.52/1,002,014,396.22 = 396,069,361.24/x
  3. Step 3: Cross multiply
    726,092,754.52x = 1,002,014,396.22 × 396,069,361.24
  4. Step 4: Simplify right side
    726,092,754.52x = 396,867,201,864,139,712
  5. Step 5: Solve for x
    x = 396,867,201,864,139,712/726,092,754.52
  6. Step 6: Final answer
    x = 546,579,206.85

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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.