Home / 228,132,022.60-342,198,033.90-220,069,865.80

Finding the Fourth Proportional to 228,132,022.60, 342,198,033.90 and 220,069,865.80

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Solution

The fourth proportional to 228,132,022.60, 342,198,033.90 and 220,069,865.80 is: 330,104,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,132,022.60 : 342,198,033.90 = 220,069,865.80 : x
  2. Step 2: Convert to fraction form
    228,132,022.60/342,198,033.90 = 220,069,865.80/x
  3. Step 3: Cross multiply
    228,132,022.60x = 342,198,033.90 × 220,069,865.80
  4. Step 4: Simplify right side
    228,132,022.60x = 75,307,475,397,396,848
  5. Step 5: Solve for x
    x = 75,307,475,397,396,848/228,132,022.60
  6. Step 6: Final answer
    x = 330,104,798.70

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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.