Home / 170,059,517.80-255,089,276.70-55,126,544.20

Finding the Fourth Proportional to 170,059,517.80, 255,089,276.70 and 55,126,544.20

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Solution

The fourth proportional to 170,059,517.80, 255,089,276.70 and 55,126,544.20 is: 82,689,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,059,517.80 : 255,089,276.70 = 55,126,544.20 : x
  2. Step 2: Convert to fraction form
    170,059,517.80/255,089,276.70 = 55,126,544.20/x
  3. Step 3: Cross multiply
    170,059,517.80x = 255,089,276.70 × 55,126,544.20
  4. Step 4: Simplify right side
    170,059,517.80x = 14,062,190,286,948,580
  5. Step 5: Solve for x
    x = 14,062,190,286,948,580/170,059,517.80
  6. Step 6: Final answer
    x = 82,689,816.30

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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.