Home / 206,735,232.96-309,705,440.16-115,582,388.16

Finding the Fourth Proportional to 206,735,232.96, 309,705,440.16 and 115,582,388.16

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Solution

The fourth proportional to 206,735,232.96, 309,705,440.16 and 115,582,388.16 is: 173,151,397.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,735,232.96 : 309,705,440.16 = 115,582,388.16 : x
  2. Step 2: Convert to fraction form
    206,735,232.96/309,705,440.16 = 115,582,388.16/x
  3. Step 3: Cross multiply
    206,735,232.96x = 309,705,440.16 × 115,582,388.16
  4. Step 4: Simplify right side
    206,735,232.96x = 35,796,494,399,836,776
  5. Step 5: Solve for x
    x = 35,796,494,399,836,776/206,735,232.96
  6. Step 6: Final answer
    x = 173,151,397.02

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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.