Home / 83,487,235.94-115,212,340.98-45,810,647.27

Finding the Fourth Proportional to 83,487,235.94, 115,212,340.98 and 45,810,647.27

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Solution

The fourth proportional to 83,487,235.94, 115,212,340.98 and 45,810,647.27 is: 63,218,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,487,235.94 : 115,212,340.98 = 45,810,647.27 : x
  2. Step 2: Convert to fraction form
    83,487,235.94/115,212,340.98 = 45,810,647.27/x
  3. Step 3: Cross multiply
    83,487,235.94x = 115,212,340.98 × 45,810,647.27
  4. Step 4: Simplify right side
    83,487,235.94x = 5,277,951,913,965,823
  5. Step 5: Solve for x
    x = 5,277,951,913,965,823/83,487,235.94
  6. Step 6: Final answer
    x = 63,218,668.75

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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.