Home / 117,722,980.80-176,647,456.80-49,572,561.60

Finding the Fourth Proportional to 117,722,980.80, 176,647,456.80 and 49,572,561.60

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Solution

The fourth proportional to 117,722,980.80, 176,647,456.80 and 49,572,561.60 is: 74,385,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,722,980.80 : 176,647,456.80 = 49,572,561.60 : x
  2. Step 2: Convert to fraction form
    117,722,980.80/176,647,456.80 = 49,572,561.60/x
  3. Step 3: Cross multiply
    117,722,980.80x = 176,647,456.80 × 49,572,561.60
  4. Step 4: Simplify right side
    117,722,980.80x = 8,756,866,933,701,340
  5. Step 5: Solve for x
    x = 8,756,866,933,701,340/117,722,980.80
  6. Step 6: Final answer
    x = 74,385,365.32

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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.