Home / 170,954,979.84-256,434,439.68-61,788,441.60

Finding the Fourth Proportional to 170,954,979.84, 256,434,439.68 and 61,788,441.60

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Solution

The fourth proportional to 170,954,979.84, 256,434,439.68 and 61,788,441.60 is: 92,683,374.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,954,979.84 : 256,434,439.68 = 61,788,441.60 : x
  2. Step 2: Convert to fraction form
    170,954,979.84/256,434,439.68 = 61,788,441.60/x
  3. Step 3: Cross multiply
    170,954,979.84x = 256,434,439.68 × 61,788,441.60
  4. Step 4: Simplify right side
    170,954,979.84x = 15,844,684,400,396,404
  5. Step 5: Solve for x
    x = 15,844,684,400,396,404/170,954,979.84
  6. Step 6: Final answer
    x = 92,683,374.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.