Home / 220,324,468,619.20-330,486,702,928.80-132,164,784,011.20

Finding the Fourth Proportional to 220,324,468,619.20, 330,486,702,928.80 and 132,164,784,011.20

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Solution

The fourth proportional to 220,324,468,619.20, 330,486,702,928.80 and 132,164,784,011.20 is: 198,247,176,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,324,468,619.20 : 330,486,702,928.80 = 132,164,784,011.20 : x
  2. Step 2: Convert to fraction form
    220,324,468,619.20/330,486,702,928.80 = 132,164,784,011.20/x
  3. Step 3: Cross multiply
    220,324,468,619.20x = 330,486,702,928.80 × 132,164,784,011.20
  4. Step 4: Simplify right side
    220,324,468,619.20x = 43,678,703,711,158,464,937,984
  5. Step 5: Solve for x
    x = 43,678,703,711,158,464,937,984/220,324,468,619.20
  6. Step 6: Final answer
    x = 198,247,176,016.80

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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.