Home / 170,432,604.20-255,648,906.30-142,089,084.20

Finding the Fourth Proportional to 170,432,604.20, 255,648,906.30 and 142,089,084.20

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Solution

The fourth proportional to 170,432,604.20, 255,648,906.30 and 142,089,084.20 is: 213,133,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,432,604.20 : 255,648,906.30 = 142,089,084.20 : x
  2. Step 2: Convert to fraction form
    170,432,604.20/255,648,906.30 = 142,089,084.20/x
  3. Step 3: Cross multiply
    170,432,604.20x = 255,648,906.30 × 142,089,084.20
  4. Step 4: Simplify right side
    170,432,604.20x = 36,324,918,972,898,608
  5. Step 5: Solve for x
    x = 36,324,918,972,898,608/170,432,604.20
  6. Step 6: Final answer
    x = 213,133,626.30

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1.5x scale

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.