Home / 579,252,859.60-868,921,279.80-348,725,563.60

Finding the Fourth Proportional to 579,252,859.60, 868,921,279.80 and 348,725,563.60

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Solution

The fourth proportional to 579,252,859.60, 868,921,279.80 and 348,725,563.60 is: 523,113,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,252,859.60 : 868,921,279.80 = 348,725,563.60 : x
  2. Step 2: Convert to fraction form
    579,252,859.60/868,921,279.80 = 348,725,563.60/x
  3. Step 3: Cross multiply
    579,252,859.60x = 868,921,279.80 × 348,725,563.60
  4. Step 4: Simplify right side
    579,252,859.60x = 303,015,063,022,288,320
  5. Step 5: Solve for x
    x = 303,015,063,022,288,320/579,252,859.60
  6. Step 6: Final answer
    x = 523,113,624.73

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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.