Home / 131,736,618.60-197,463,210.30-49,823,845.80

Finding the Fourth Proportional to 131,736,618.60, 197,463,210.30 and 49,823,845.80

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Solution

The fourth proportional to 131,736,618.60, 197,463,210.30 and 49,823,845.80 is: 74,682,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,736,618.60 : 197,463,210.30 = 49,823,845.80 : x
  2. Step 2: Convert to fraction form
    131,736,618.60/197,463,210.30 = 49,823,845.80/x
  3. Step 3: Cross multiply
    131,736,618.60x = 197,463,210.30 × 49,823,845.80
  4. Step 4: Simplify right side
    131,736,618.60x = 9,838,376,541,160,172
  5. Step 5: Solve for x
    x = 9,838,376,541,160,172/131,736,618.60
  6. Step 6: Final answer
    x = 74,682,169.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.