Home / 85,439,218.23-117,906,687.27-46,280,994.98

Finding the Fourth Proportional to 85,439,218.23, 117,906,687.27 and 46,280,994.98

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Solution

The fourth proportional to 85,439,218.23, 117,906,687.27 and 46,280,994.98 is: 63,868,079.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,218.23 : 117,906,687.27 = 46,280,994.98 : x
  2. Step 2: Convert to fraction form
    85,439,218.23/117,906,687.27 = 46,280,994.98/x
  3. Step 3: Cross multiply
    85,439,218.23x = 117,906,687.27 × 46,280,994.98
  4. Step 4: Simplify right side
    85,439,218.23x = 5,456,838,801,061,766
  5. Step 5: Solve for x
    x = 5,456,838,801,061,766/85,439,218.23
  6. Step 6: Final answer
    x = 63,868,079.72

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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.