Home / 181,916,499.08-273,016,252.12-126,972,143.04

Finding the Fourth Proportional to 181,916,499.08, 273,016,252.12 and 126,972,143.04

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Solution

The fourth proportional to 181,916,499.08, 273,016,252.12 and 126,972,143.04 is: 190,556,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,499.08 : 273,016,252.12 = 126,972,143.04 : x
  2. Step 2: Convert to fraction form
    181,916,499.08/273,016,252.12 = 126,972,143.04/x
  3. Step 3: Cross multiply
    181,916,499.08x = 273,016,252.12 × 126,972,143.04
  4. Step 4: Simplify right side
    181,916,499.08x = 34,665,458,616,425,344
  5. Step 5: Solve for x
    x = 34,665,458,616,425,344/181,916,499.08
  6. Step 6: Final answer
    x = 190,556,979.67

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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.