Home / 81,493,056-112,476,392.64-46,709,064

Finding the Fourth Proportional to 81,493,056, 112,476,392.64 and 46,709,064

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Solution

The fourth proportional to 81,493,056, 112,476,392.64 and 46,709,064 is: 64,467,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,493,056 : 112,476,392.64 = 46,709,064 : x
  2. Step 2: Convert to fraction form
    81,493,056/112,476,392.64 = 46,709,064/x
  3. Step 3: Cross multiply
    81,493,056x = 112,476,392.64 × 46,709,064
  4. Step 4: Simplify right side
    81,493,056x = 5,253,667,022,310,889
  5. Step 5: Solve for x
    x = 5,253,667,022,310,889/81,493,056
  6. Step 6: Final answer
    x = 64,467,664.86

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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.