Home / 306,675,161.28-459,744,003.36-115,333,306.56

Finding the Fourth Proportional to 306,675,161.28, 459,744,003.36 and 115,333,306.56

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Solution

The fourth proportional to 306,675,161.28, 459,744,003.36 and 115,333,306.56 is: 172,898,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,675,161.28 : 459,744,003.36 = 115,333,306.56 : x
  2. Step 2: Convert to fraction form
    306,675,161.28/459,744,003.36 = 115,333,306.56/x
  3. Step 3: Cross multiply
    306,675,161.28x = 459,744,003.36 × 115,333,306.56
  4. Step 4: Simplify right side
    306,675,161.28x = 53,023,796,078,640,552
  5. Step 5: Solve for x
    x = 53,023,796,078,640,552/306,675,161.28
  6. Step 6: Final answer
    x = 172,898,893.60

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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.