Home / 83,636,550.30-115,397,565.78-50,151,285.45

Finding the Fourth Proportional to 83,636,550.30, 115,397,565.78 and 50,151,285.45

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Solution

The fourth proportional to 83,636,550.30, 115,397,565.78 and 50,151,285.45 is: 69,196,257.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,636,550.30 : 115,397,565.78 = 50,151,285.45 : x
  2. Step 2: Convert to fraction form
    83,636,550.30/115,397,565.78 = 50,151,285.45/x
  3. Step 3: Cross multiply
    83,636,550.30x = 115,397,565.78 × 50,151,285.45
  4. Step 4: Simplify right side
    83,636,550.30x = 5,787,336,261,667,932
  5. Step 5: Solve for x
    x = 5,787,336,261,667,932/83,636,550.30
  6. Step 6: Final answer
    x = 69,196,257.39

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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.