Home / 84,788,467.71-117,033,459.26-49,515,787.44

Finding the Fourth Proportional to 84,788,467.71, 117,033,459.26 and 49,515,787.44

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Solution

The fourth proportional to 84,788,467.71, 117,033,459.26 and 49,515,787.44 is: 68,346,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,788,467.71 : 117,033,459.26 = 49,515,787.44 : x
  2. Step 2: Convert to fraction form
    84,788,467.71/117,033,459.26 = 49,515,787.44/x
  3. Step 3: Cross multiply
    84,788,467.71x = 117,033,459.26 × 49,515,787.44
  4. Step 4: Simplify right side
    84,788,467.71x = 5,795,003,892,086,060
  5. Step 5: Solve for x
    x = 5,795,003,892,086,060/84,788,467.71
  6. Step 6: Final answer
    x = 68,346,604.78

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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.