Home / 77,390,717.64-116,082,250.83-28,864,791.33

Finding the Fourth Proportional to 77,390,717.64, 116,082,250.83 and 28,864,791.33

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Solution

The fourth proportional to 77,390,717.64, 116,082,250.83 and 28,864,791.33 is: 43,295,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,390,717.64 : 116,082,250.83 = 28,864,791.33 : x
  2. Step 2: Convert to fraction form
    77,390,717.64/116,082,250.83 = 28,864,791.33/x
  3. Step 3: Cross multiply
    77,390,717.64x = 116,082,250.83 × 28,864,791.33
  4. Step 4: Simplify right side
    77,390,717.64x = 3,350,689,947,324,669
  5. Step 5: Solve for x
    x = 3,350,689,947,324,669/77,390,717.64
  6. Step 6: Final answer
    x = 43,295,760.13

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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.