Home / 85,439,217-117,906,685.58-46,280,993.75

Finding the Fourth Proportional to 85,439,217, 117,906,685.58 and 46,280,993.75

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Solution

The fourth proportional to 85,439,217, 117,906,685.58 and 46,280,993.75 is: 63,868,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,217 : 117,906,685.58 = 46,280,993.75 : x
  2. Step 2: Convert to fraction form
    85,439,217/117,906,685.58 = 46,280,993.75/x
  3. Step 3: Cross multiply
    85,439,217x = 117,906,685.58 × 46,280,993.75
  4. Step 4: Simplify right side
    85,439,217x = 5,456,838,578,411,195
  5. Step 5: Solve for x
    x = 5,456,838,578,411,195/85,439,217
  6. Step 6: Final answer
    x = 63,868,078.03

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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.