Home / 148,866,481.80-223,299,722.70-142,170,325.20

Finding the Fourth Proportional to 148,866,481.80, 223,299,722.70 and 142,170,325.20

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Solution

The fourth proportional to 148,866,481.80, 223,299,722.70 and 142,170,325.20 is: 213,255,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,866,481.80 : 223,299,722.70 = 142,170,325.20 : x
  2. Step 2: Convert to fraction form
    148,866,481.80/223,299,722.70 = 142,170,325.20/x
  3. Step 3: Cross multiply
    148,866,481.80x = 223,299,722.70 × 142,170,325.20
  4. Step 4: Simplify right side
    148,866,481.80x = 31,746,594,193,328,816
  5. Step 5: Solve for x
    x = 31,746,594,193,328,816/148,866,481.80
  6. Step 6: Final answer
    x = 213,255,487.80

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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.