Home / 117,504,081.36-176,286,020.76-69,022,937.52

Finding the Fourth Proportional to 117,504,081.36, 176,286,020.76 and 69,022,937.52

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Solution

The fourth proportional to 117,504,081.36, 176,286,020.76 and 69,022,937.52 is: 103,551,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,504,081.36 : 176,286,020.76 = 69,022,937.52 : x
  2. Step 2: Convert to fraction form
    117,504,081.36/176,286,020.76 = 69,022,937.52/x
  3. Step 3: Cross multiply
    117,504,081.36x = 176,286,020.76 × 69,022,937.52
  4. Step 4: Simplify right side
    117,504,081.36x = 12,167,778,996,566,902
  5. Step 5: Solve for x
    x = 12,167,778,996,566,902/117,504,081.36
  6. Step 6: Final answer
    x = 103,551,969.05

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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.