Home / 622,787,380.30-859,431,455.31-344,321,744.14

Finding the Fourth Proportional to 622,787,380.30, 859,431,455.31 and 344,321,744.14

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Solution

The fourth proportional to 622,787,380.30, 859,431,455.31 and 344,321,744.14 is: 475,155,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,787,380.30 : 859,431,455.31 = 344,321,744.14 : x
  2. Step 2: Convert to fraction form
    622,787,380.30/859,431,455.31 = 344,321,744.14/x
  3. Step 3: Cross multiply
    622,787,380.30x = 859,431,455.31 × 344,321,744.14
  4. Step 4: Simplify right side
    622,787,380.30x = 295,920,937,661,117,632
  5. Step 5: Solve for x
    x = 295,920,937,661,117,632/622,787,380.30
  6. Step 6: Final answer
    x = 475,155,642.23

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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.