Home / 265,047,217.32-365,760,792.42-155,057,563.56

Finding the Fourth Proportional to 265,047,217.32, 365,760,792.42 and 155,057,563.56

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Solution

The fourth proportional to 265,047,217.32, 365,760,792.42 and 155,057,563.56 is: 213,976,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,047,217.32 : 365,760,792.42 = 155,057,563.56 : x
  2. Step 2: Convert to fraction form
    265,047,217.32/365,760,792.42 = 155,057,563.56/x
  3. Step 3: Cross multiply
    265,047,217.32x = 365,760,792.42 × 155,057,563.56
  4. Step 4: Simplify right side
    265,047,217.32x = 56,713,977,318,420,120
  5. Step 5: Solve for x
    x = 56,713,977,318,420,120/265,047,217.32
  6. Step 6: Final answer
    x = 213,976,882.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.