Home / 117,233,818.28-175,628,764.68-78,254,736.85

Finding the Fourth Proportional to 117,233,818.28, 175,628,764.68 and 78,254,736.85

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Solution

The fourth proportional to 117,233,818.28, 175,628,764.68 and 78,254,736.85 is: 117,233,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233,818.28 : 175,628,764.68 = 78,254,736.85 : x
  2. Step 2: Convert to fraction form
    117,233,818.28/175,628,764.68 = 78,254,736.85/x
  3. Step 3: Cross multiply
    117,233,818.28x = 175,628,764.68 × 78,254,736.85
  4. Step 4: Simplify right side
    117,233,818.28x = 13,743,782,763,323,974
  5. Step 5: Solve for x
    x = 13,743,782,763,323,974/117,233,818.28
  6. Step 6: Final answer
    x = 117,233,942.94

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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.