Home / 607,892,669.20-838,892,600.94-329,434,192.73

Finding the Fourth Proportional to 607,892,669.20, 838,892,600.94 and 329,434,192.73

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Solution

The fourth proportional to 607,892,669.20, 838,892,600.94 and 329,434,192.73 is: 454,619,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,669.20 : 838,892,600.94 = 329,434,192.73 : x
  2. Step 2: Convert to fraction form
    607,892,669.20/838,892,600.94 = 329,434,192.73/x
  3. Step 3: Cross multiply
    607,892,669.20x = 838,892,600.94 × 329,434,192.73
  4. Step 4: Simplify right side
    607,892,669.20x = 276,359,906,777,838,976
  5. Step 5: Solve for x
    x = 276,359,906,777,838,976/607,892,669.20
  6. Step 6: Final answer
    x = 454,619,574.77

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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.