Home / 85,439,215.91-117,906,684.03-46,280,992.62

Finding the Fourth Proportional to 85,439,215.91, 117,906,684.03 and 46,280,992.62

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Solution

The fourth proportional to 85,439,215.91, 117,906,684.03 and 46,280,992.62 is: 63,868,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,215.91 : 117,906,684.03 = 46,280,992.62 : x
  2. Step 2: Convert to fraction form
    85,439,215.91/117,906,684.03 = 46,280,992.62/x
  3. Step 3: Cross multiply
    85,439,215.91x = 117,906,684.03 × 46,280,992.62
  4. Step 4: Simplify right side
    85,439,215.91x = 5,456,838,373,441,102
  5. Step 5: Solve for x
    x = 5,456,838,373,441,102/85,439,215.91
  6. Step 6: Final answer
    x = 63,868,076.45

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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.