Home / 499,392,003.60-749,088,005.40-257,527,299.60

Finding the Fourth Proportional to 499,392,003.60, 749,088,005.40 and 257,527,299.60

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Solution

The fourth proportional to 499,392,003.60, 749,088,005.40 and 257,527,299.60 is: 386,290,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,392,003.60 : 749,088,005.40 = 257,527,299.60 : x
  2. Step 2: Convert to fraction form
    499,392,003.60/749,088,005.40 = 257,527,299.60/x
  3. Step 3: Cross multiply
    499,392,003.60x = 749,088,005.40 × 257,527,299.60
  4. Step 4: Simplify right side
    499,392,003.60x = 192,910,611,193,412,192
  5. Step 5: Solve for x
    x = 192,910,611,193,412,192/499,392,003.60
  6. Step 6: Final answer
    x = 386,290,949.40

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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.