Home / 117,722,981.80-176,647,458.30-49,572,562.60

Finding the Fourth Proportional to 117,722,981.80, 176,647,458.30 and 49,572,562.60

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Solution

The fourth proportional to 117,722,981.80, 176,647,458.30 and 49,572,562.60 is: 74,385,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,722,981.80 : 176,647,458.30 = 49,572,562.60 : x
  2. Step 2: Convert to fraction form
    117,722,981.80/176,647,458.30 = 49,572,562.60/x
  3. Step 3: Cross multiply
    117,722,981.80x = 176,647,458.30 × 49,572,562.60
  4. Step 4: Simplify right side
    117,722,981.80x = 8,756,867,184,707,640
  5. Step 5: Solve for x
    x = 8,756,867,184,707,640/117,722,981.80
  6. Step 6: Final answer
    x = 74,385,366.82

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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.