Home / 117,453,728.20-176,180,592.30-31,205,446.60

Finding the Fourth Proportional to 117,453,728.20, 176,180,592.30 and 31,205,446.60

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Solution

The fourth proportional to 117,453,728.20, 176,180,592.30 and 31,205,446.60 is: 46,808,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,453,728.20 : 176,180,592.30 = 31,205,446.60 : x
  2. Step 2: Convert to fraction form
    117,453,728.20/176,180,592.30 = 31,205,446.60/x
  3. Step 3: Cross multiply
    117,453,728.20x = 176,180,592.30 × 31,205,446.60
  4. Step 4: Simplify right side
    117,453,728.20x = 5,497,794,064,974,022
  5. Step 5: Solve for x
    x = 5,497,794,064,974,022/117,453,728.20
  6. Step 6: Final answer
    x = 46,808,169.90

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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.