Home / 607,893,517.60-838,893,771.84-329,435,039.68

Finding the Fourth Proportional to 607,893,517.60, 838,893,771.84 and 329,435,039.68

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Solution

The fourth proportional to 607,893,517.60, 838,893,771.84 and 329,435,039.68 is: 454,620,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,893,517.60 : 838,893,771.84 = 329,435,039.68 : x
  2. Step 2: Convert to fraction form
    607,893,517.60/838,893,771.84 = 329,435,039.68/x
  3. Step 3: Cross multiply
    607,893,517.60x = 838,893,771.84 × 329,435,039.68
  4. Step 4: Simplify right side
    607,893,517.60x = 276,361,003,013,415,296
  5. Step 5: Solve for x
    x = 276,361,003,013,415,296/607,893,517.60
  6. Step 6: Final answer
    x = 454,620,743.62

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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.