Home / 84,951,537.45-127,477,072.58-31,104,292.65

Finding the Fourth Proportional to 84,951,537.45, 127,477,072.58 and 31,104,292.65

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Solution

The fourth proportional to 84,951,537.45, 127,477,072.58 and 31,104,292.65 is: 46,674,660.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,951,537.45 : 127,477,072.58 = 31,104,292.65 : x
  2. Step 2: Convert to fraction form
    84,951,537.45/127,477,072.58 = 31,104,292.65/x
  3. Step 3: Cross multiply
    84,951,537.45x = 127,477,072.58 × 31,104,292.65
  4. Step 4: Simplify right side
    84,951,537.45x = 3,965,084,171,538,089
  5. Step 5: Solve for x
    x = 3,965,084,171,538,089/84,951,537.45
  6. Step 6: Final answer
    x = 46,674,660.52

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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.