Home / 117,420,002.20-176,130,003.30-74,054,416.60

Finding the Fourth Proportional to 117,420,002.20, 176,130,003.30 and 74,054,416.60

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Solution

The fourth proportional to 117,420,002.20, 176,130,003.30 and 74,054,416.60 is: 111,081,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,420,002.20 : 176,130,003.30 = 74,054,416.60 : x
  2. Step 2: Convert to fraction form
    117,420,002.20/176,130,003.30 = 74,054,416.60/x
  3. Step 3: Cross multiply
    117,420,002.20x = 176,130,003.30 × 74,054,416.60
  4. Step 4: Simplify right side
    117,420,002.20x = 13,043,204,640,137,574
  5. Step 5: Solve for x
    x = 13,043,204,640,137,574/117,420,002.20
  6. Step 6: Final answer
    x = 111,081,624.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.