Home / 499,392,003.10-749,088,004.65-257,527,299.10

Finding the Fourth Proportional to 499,392,003.10, 749,088,004.65 and 257,527,299.10

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Solution

The fourth proportional to 499,392,003.10, 749,088,004.65 and 257,527,299.10 is: 386,290,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,392,003.10 : 749,088,004.65 = 257,527,299.10 : x
  2. Step 2: Convert to fraction form
    499,392,003.10/749,088,004.65 = 257,527,299.10/x
  3. Step 3: Cross multiply
    499,392,003.10x = 749,088,004.65 × 257,527,299.10
  4. Step 4: Simplify right side
    499,392,003.10x = 192,910,610,625,722,720
  5. Step 5: Solve for x
    x = 192,910,610,625,722,720/499,392,003.10
  6. Step 6: Final answer
    x = 386,290,948.65

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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.