Home / 118,738,816.56-177,983,915.52-49,691,180.64

Finding the Fourth Proportional to 118,738,816.56, 177,983,915.52 and 49,691,180.64

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Solution

The fourth proportional to 118,738,816.56, 177,983,915.52 and 49,691,180.64 is: 74,484,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,738,816.56 : 177,983,915.52 = 49,691,180.64 : x
  2. Step 2: Convert to fraction form
    118,738,816.56/177,983,915.52 = 49,691,180.64/x
  3. Step 3: Cross multiply
    118,738,816.56x = 177,983,915.52 × 49,691,180.64
  4. Step 4: Simplify right side
    118,738,816.56x = 8,844,230,897,118,820
  5. Step 5: Solve for x
    x = 8,844,230,897,118,820/118,738,816.56
  6. Step 6: Final answer
    x = 74,484,748.57

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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.