Home / 220,053,496.60-330,080,244.90-99,121,144.60

Finding the Fourth Proportional to 220,053,496.60, 330,080,244.90 and 99,121,144.60

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Solution

The fourth proportional to 220,053,496.60, 330,080,244.90 and 99,121,144.60 is: 148,681,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,053,496.60 : 330,080,244.90 = 99,121,144.60 : x
  2. Step 2: Convert to fraction form
    220,053,496.60/330,080,244.90 = 99,121,144.60/x
  3. Step 3: Cross multiply
    220,053,496.60x = 330,080,244.90 × 99,121,144.60
  4. Step 4: Simplify right side
    220,053,496.60x = 32,717,931,684,336,308
  5. Step 5: Solve for x
    x = 32,717,931,684,336,308/220,053,496.60
  6. Step 6: Final answer
    x = 148,681,716.90

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Double scale
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Similar ratio
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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.