Home / 124,526,266.60-186,789,399.90-117,471,879.40

Finding the Fourth Proportional to 124,526,266.60, 186,789,399.90 and 117,471,879.40

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Solution

The fourth proportional to 124,526,266.60, 186,789,399.90 and 117,471,879.40 is: 176,207,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526,266.60 : 186,789,399.90 = 117,471,879.40 : x
  2. Step 2: Convert to fraction form
    124,526,266.60/186,789,399.90 = 117,471,879.40/x
  3. Step 3: Cross multiply
    124,526,266.60x = 186,789,399.90 × 117,471,879.40
  4. Step 4: Simplify right side
    124,526,266.60x = 21,942,501,858,251,172
  5. Step 5: Solve for x
    x = 21,942,501,858,251,172/124,526,266.60
  6. Step 6: Final answer
    x = 176,207,819.10

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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.