Home / 83,373,049.14-114,816,973.41-75,042,153.78

Finding the Fourth Proportional to 83,373,049.14, 114,816,973.41 and 75,042,153.78

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Solution

The fourth proportional to 83,373,049.14, 114,816,973.41 and 75,042,153.78 is: 103,344,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,373,049.14 : 114,816,973.41 = 75,042,153.78 : x
  2. Step 2: Convert to fraction form
    83,373,049.14/114,816,973.41 = 75,042,153.78/x
  3. Step 3: Cross multiply
    83,373,049.14x = 114,816,973.41 × 75,042,153.78
  4. Step 4: Simplify right side
    83,373,049.14x = 8,616,112,975,187,391
  5. Step 5: Solve for x
    x = 8,616,112,975,187,391/83,373,049.14
  6. Step 6: Final answer
    x = 103,344,102.97

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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.