Home / 84,645,107.21-116,811,458.42-63,414,268.89

Finding the Fourth Proportional to 84,645,107.21, 116,811,458.42 and 63,414,268.89

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Solution

The fourth proportional to 84,645,107.21, 116,811,458.42 and 63,414,268.89 is: 87,512,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,645,107.21 : 116,811,458.42 = 63,414,268.89 : x
  2. Step 2: Convert to fraction form
    84,645,107.21/116,811,458.42 = 63,414,268.89/x
  3. Step 3: Cross multiply
    84,645,107.21x = 116,811,458.42 × 63,414,268.89
  4. Step 4: Simplify right side
    84,645,107.21x = 7,407,513,233,361,864
  5. Step 5: Solve for x
    x = 7,407,513,233,361,864/84,645,107.21
  6. Step 6: Final answer
    x = 87,512,597.93

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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.