Home / 77,876,037.45-107,483,308.49-50,033,552.94

Finding the Fourth Proportional to 77,876,037.45, 107,483,308.49 and 50,033,552.94

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Solution

The fourth proportional to 77,876,037.45, 107,483,308.49 and 50,033,552.94 is: 69,055,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,876,037.45 : 107,483,308.49 = 50,033,552.94 : x
  2. Step 2: Convert to fraction form
    77,876,037.45/107,483,308.49 = 50,033,552.94/x
  3. Step 3: Cross multiply
    77,876,037.45x = 107,483,308.49 × 50,033,552.94
  4. Step 4: Simplify right side
    77,876,037.45x = 5,377,771,805,625,850
  5. Step 5: Solve for x
    x = 5,377,771,805,625,850/77,876,037.45
  6. Step 6: Final answer
    x = 69,055,539.83

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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.