Home / 219,846,900.60-329,670,818.10-83,486,964.60

Finding the Fourth Proportional to 219,846,900.60, 329,670,818.10 and 83,486,964.60

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Solution

The fourth proportional to 219,846,900.60, 329,670,818.10 and 83,486,964.60 is: 125,192,649.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,846,900.60 : 329,670,818.10 = 83,486,964.60 : x
  2. Step 2: Convert to fraction form
    219,846,900.60/329,670,818.10 = 83,486,964.60/x
  3. Step 3: Cross multiply
    219,846,900.60x = 329,670,818.10 × 83,486,964.60
  4. Step 4: Simplify right side
    219,846,900.60x = 27,523,215,920,367,740
  5. Step 5: Solve for x
    x = 27,523,215,920,367,740/219,846,900.60
  6. Step 6: Final answer
    x = 125,192,649.27

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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.