Home / 77,963,166.33-107,587,863.14-43,155,107.61

Finding the Fourth Proportional to 77,963,166.33, 107,587,863.14 and 43,155,107.61

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Solution

The fourth proportional to 77,963,166.33, 107,587,863.14 and 43,155,107.61 is: 59,553,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,963,166.33 : 107,587,863.14 = 43,155,107.61 : x
  2. Step 2: Convert to fraction form
    77,963,166.33/107,587,863.14 = 43,155,107.61/x
  3. Step 3: Cross multiply
    77,963,166.33x = 107,587,863.14 × 43,155,107.61
  4. Step 4: Simplify right side
    77,963,166.33x = 4,642,965,811,120,877
  5. Step 5: Solve for x
    x = 4,642,965,811,120,877/77,963,166.33
  6. Step 6: Final answer
    x = 59,553,325.37

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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.