Home / 220,059,122.20-330,088,683.30-143,531,618.20

Finding the Fourth Proportional to 220,059,122.20, 330,088,683.30 and 143,531,618.20

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Solution

The fourth proportional to 220,059,122.20, 330,088,683.30 and 143,531,618.20 is: 215,297,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,059,122.20 : 330,088,683.30 = 143,531,618.20 : x
  2. Step 2: Convert to fraction form
    220,059,122.20/330,088,683.30 = 143,531,618.20/x
  3. Step 3: Cross multiply
    220,059,122.20x = 330,088,683.30 × 143,531,618.20
  4. Step 4: Simplify right side
    220,059,122.20x = 47,378,162,863,556,312
  5. Step 5: Solve for x
    x = 47,378,162,863,556,312/220,059,122.20
  6. Step 6: Final answer
    x = 215,297,427.30

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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.