Home / 493,144,342.16-739,751,024.09-198,039,414.04

Finding the Fourth Proportional to 493,144,342.16, 739,751,024.09 and 198,039,414.04

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Solution

The fourth proportional to 493,144,342.16, 739,751,024.09 and 198,039,414.04 is: 297,072,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,144,342.16 : 739,751,024.09 = 198,039,414.04 : x
  2. Step 2: Convert to fraction form
    493,144,342.16/739,751,024.09 = 198,039,414.04/x
  3. Step 3: Cross multiply
    493,144,342.16x = 739,751,024.09 × 198,039,414.04
  4. Step 4: Simplify right side
    493,144,342.16x = 146,499,859,344,919,232
  5. Step 5: Solve for x
    x = 146,499,859,344,919,232/493,144,342.16
  6. Step 6: Final answer
    x = 297,072,980.10

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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.