Home / 84,284,603.92-116,332,190.45-54,864,693.55

Finding the Fourth Proportional to 84,284,603.92, 116,332,190.45 and 54,864,693.55

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Solution

The fourth proportional to 84,284,603.92, 116,332,190.45 and 54,864,693.55 is: 75,725,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,284,603.92 : 116,332,190.45 = 54,864,693.55 : x
  2. Step 2: Convert to fraction form
    84,284,603.92/116,332,190.45 = 54,864,693.55/x
  3. Step 3: Cross multiply
    84,284,603.92x = 116,332,190.45 × 54,864,693.55
  4. Step 4: Simplify right side
    84,284,603.92x = 6,382,529,979,039,486
  5. Step 5: Solve for x
    x = 6,382,529,979,039,486/84,284,603.92
  6. Step 6: Final answer
    x = 75,725,929.56

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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.