Home / 275,328,819.80-412,495,565.70-160,219,136.60

Finding the Fourth Proportional to 275,328,819.80, 412,495,565.70 and 160,219,136.60

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Solution

The fourth proportional to 275,328,819.80, 412,495,565.70 and 160,219,136.60 is: 240,039,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,328,819.80 : 412,495,565.70 = 160,219,136.60 : x
  2. Step 2: Convert to fraction form
    275,328,819.80/412,495,565.70 = 160,219,136.60/x
  3. Step 3: Cross multiply
    275,328,819.80x = 412,495,565.70 × 160,219,136.60
  4. Step 4: Simplify right side
    275,328,819.80x = 66,089,683,387,782,568
  5. Step 5: Solve for x
    x = 66,089,683,387,782,568/275,328,819.80
  6. Step 6: Final answer
    x = 240,039,104.65

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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.