Home / 49,338,943.20-68,064,935.58-31,940,920.80

Finding the Fourth Proportional to 49,338,943.20, 68,064,935.58 and 31,940,920.80

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Solution

The fourth proportional to 49,338,943.20, 68,064,935.58 and 31,940,920.80 is: 44,063,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,338,943.20 : 68,064,935.58 = 31,940,920.80 : x
  2. Step 2: Convert to fraction form
    49,338,943.20/68,064,935.58 = 31,940,920.80/x
  3. Step 3: Cross multiply
    49,338,943.20x = 68,064,935.58 × 31,940,920.80
  4. Step 4: Simplify right side
    49,338,943.20x = 2,174,056,716,617,882
  5. Step 5: Solve for x
    x = 2,174,056,716,617,882/49,338,943.20
  6. Step 6: Final answer
    x = 44,063,706.59

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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.