Home / 174,738,191.20-262,107,286.80-77,693,711.20

Finding the Fourth Proportional to 174,738,191.20, 262,107,286.80 and 77,693,711.20

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Solution

The fourth proportional to 174,738,191.20, 262,107,286.80 and 77,693,711.20 is: 116,540,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,738,191.20 : 262,107,286.80 = 77,693,711.20 : x
  2. Step 2: Convert to fraction form
    174,738,191.20/262,107,286.80 = 77,693,711.20/x
  3. Step 3: Cross multiply
    174,738,191.20x = 262,107,286.80 × 77,693,711.20
  4. Step 4: Simplify right side
    174,738,191.20x = 20,364,087,844,054,772
  5. Step 5: Solve for x
    x = 20,364,087,844,054,772/174,738,191.20
  6. Step 6: Final answer
    x = 116,540,566.80

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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.