Home / 306,675,089.28-459,743,893.92-115,333,234.56

Finding the Fourth Proportional to 306,675,089.28, 459,743,893.92 and 115,333,234.56

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Solution

The fourth proportional to 306,675,089.28, 459,743,893.92 and 115,333,234.56 is: 172,898,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,675,089.28 : 459,743,893.92 = 115,333,234.56 : x
  2. Step 2: Convert to fraction form
    306,675,089.28/459,743,893.92 = 115,333,234.56/x
  3. Step 3: Cross multiply
    306,675,089.28x = 459,743,893.92 × 115,333,234.56
  4. Step 4: Simplify right side
    306,675,089.28x = 53,023,750,355,003,120
  5. Step 5: Solve for x
    x = 53,023,750,355,003,120/306,675,089.28
  6. Step 6: Final answer
    x = 172,898,785.09

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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.