Home / 84,613,488.71-116,723,640.71-55,262,002.28

Finding the Fourth Proportional to 84,613,488.71, 116,723,640.71 and 55,262,002.28

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Solution

The fourth proportional to 84,613,488.71, 116,723,640.71 and 55,262,002.28 is: 76,233,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,613,488.71 : 116,723,640.71 = 55,262,002.28 : x
  2. Step 2: Convert to fraction form
    84,613,488.71/116,723,640.71 = 55,262,002.28/x
  3. Step 3: Cross multiply
    84,613,488.71x = 116,723,640.71 × 55,262,002.28
  4. Step 4: Simplify right side
    84,613,488.71x = 6,450,382,098,185,992
  5. Step 5: Solve for x
    x = 6,450,382,098,185,992/84,613,488.71
  6. Step 6: Final answer
    x = 76,233,496.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.