Home / 170,059,518.80-255,089,278.20-55,126,545.20

Finding the Fourth Proportional to 170,059,518.80, 255,089,278.20 and 55,126,545.20

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Solution

The fourth proportional to 170,059,518.80, 255,089,278.20 and 55,126,545.20 is: 82,689,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,059,518.80 : 255,089,278.20 = 55,126,545.20 : x
  2. Step 2: Convert to fraction form
    170,059,518.80/255,089,278.20 = 55,126,545.20/x
  3. Step 3: Cross multiply
    170,059,518.80x = 255,089,278.20 × 55,126,545.20
  4. Step 4: Simplify right side
    170,059,518.80x = 14,062,190,624,727,674
  5. Step 5: Solve for x
    x = 14,062,190,624,727,674/170,059,518.80
  6. Step 6: Final answer
    x = 82,689,817.80

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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.