Home / 265,042,724.30-397,046,881.87-206,476,174.54

Finding the Fourth Proportional to 265,042,724.30, 397,046,881.87 and 206,476,174.54

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Solution

The fourth proportional to 265,042,724.30, 397,046,881.87 and 206,476,174.54 is: 309,311,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,042,724.30 : 397,046,881.87 = 206,476,174.54 : x
  2. Step 2: Convert to fraction form
    265,042,724.30/397,046,881.87 = 206,476,174.54/x
  3. Step 3: Cross multiply
    265,042,724.30x = 397,046,881.87 × 206,476,174.54
  4. Step 4: Simplify right side
    265,042,724.30x = 81,980,721,281,552,880
  5. Step 5: Solve for x
    x = 81,980,721,281,552,880/265,042,724.30
  6. Step 6: Final answer
    x = 309,311,344.04

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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.