Home / 117,280,415.60-176,256,546.60-102,499,794.80

Finding the Fourth Proportional to 117,280,415.60, 176,256,546.60 and 102,499,794.80

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Solution

The fourth proportional to 117,280,415.60, 176,256,546.60 and 102,499,794.80 is: 154,043,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,280,415.60 : 176,256,546.60 = 102,499,794.80 : x
  2. Step 2: Convert to fraction form
    117,280,415.60/176,256,546.60 = 102,499,794.80/x
  3. Step 3: Cross multiply
    117,280,415.60x = 176,256,546.60 × 102,499,794.80
  4. Step 4: Simplify right side
    117,280,415.60x = 18,066,259,858,656,636
  5. Step 5: Solve for x
    x = 18,066,259,858,656,636/117,280,415.60
  6. Step 6: Final answer
    x = 154,043,279.66

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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.