Home / 69,305,878.94-95,642,868.76-38,366,564.90

Finding the Fourth Proportional to 69,305,878.94, 95,642,868.76 and 38,366,564.90

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Solution

The fourth proportional to 69,305,878.94, 95,642,868.76 and 38,366,564.90 is: 52,946,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305,878.94 : 95,642,868.76 = 38,366,564.90 : x
  2. Step 2: Convert to fraction form
    69,305,878.94/95,642,868.76 = 38,366,564.90/x
  3. Step 3: Cross multiply
    69,305,878.94x = 95,642,868.76 × 38,366,564.90
  4. Step 4: Simplify right side
    69,305,878.94x = 3,669,488,330,928,592
  5. Step 5: Solve for x
    x = 3,669,488,330,928,592/69,305,878.94
  6. Step 6: Final answer
    x = 52,946,277.97

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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.