Home / 179,611,821.20-269,039,818.20-149,378,733.20

Finding the Fourth Proportional to 179,611,821.20, 269,039,818.20 and 149,378,733.20

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Solution

The fourth proportional to 179,611,821.20, 269,039,818.20 and 149,378,733.20 is: 223,753,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,611,821.20 : 269,039,818.20 = 149,378,733.20 : x
  2. Step 2: Convert to fraction form
    179,611,821.20/269,039,818.20 = 149,378,733.20/x
  3. Step 3: Cross multiply
    179,611,821.20x = 269,039,818.20 × 149,378,733.20
  4. Step 4: Simplify right side
    179,611,821.20x = 40,188,827,223,074,296
  5. Step 5: Solve for x
    x = 40,188,827,223,074,296/179,611,821.20
  6. Step 6: Final answer
    x = 223,753,798.36

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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.