Home / 414,282,306.88-621,505,322.92-151,969,293.21

Finding the Fourth Proportional to 414,282,306.88, 621,505,322.92 and 151,969,293.21

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Solution

The fourth proportional to 414,282,306.88, 621,505,322.92 and 151,969,293.21 is: 227,983,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,282,306.88 : 621,505,322.92 = 151,969,293.21 : x
  2. Step 2: Convert to fraction form
    414,282,306.88/621,505,322.92 = 151,969,293.21/x
  3. Step 3: Cross multiply
    414,282,306.88x = 621,505,322.92 × 151,969,293.21
  4. Step 4: Simplify right side
    414,282,306.88x = 94,449,724,652,924,304
  5. Step 5: Solve for x
    x = 94,449,724,652,924,304/414,282,306.88
  6. Step 6: Final answer
    x = 227,983,969.11

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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.