Home / 218,450,216.70-327,454,875.45-109,107,215.10

Finding the Fourth Proportional to 218,450,216.70, 327,454,875.45 and 109,107,215.10

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Solution

The fourth proportional to 218,450,216.70, 327,454,875.45 and 109,107,215.10 is: 163,550,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,450,216.70 : 327,454,875.45 = 109,107,215.10 : x
  2. Step 2: Convert to fraction form
    218,450,216.70/327,454,875.45 = 109,107,215.10/x
  3. Step 3: Cross multiply
    218,450,216.70x = 327,454,875.45 × 109,107,215.10
  4. Step 4: Simplify right side
    218,450,216.70x = 35,727,689,531,266,856
  5. Step 5: Solve for x
    x = 35,727,689,531,266,856/218,450,216.70
  6. Step 6: Final answer
    x = 163,550,716.82

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1.5x scale

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.