Home / 170,995,429.80-256,493,144.70-49,830,834.60

Finding the Fourth Proportional to 170,995,429.80, 256,493,144.70 and 49,830,834.60

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Solution

The fourth proportional to 170,995,429.80, 256,493,144.70 and 49,830,834.60 is: 74,746,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,995,429.80 : 256,493,144.70 = 49,830,834.60 : x
  2. Step 2: Convert to fraction form
    170,995,429.80/256,493,144.70 = 49,830,834.60/x
  3. Step 3: Cross multiply
    170,995,429.80x = 256,493,144.70 × 49,830,834.60
  4. Step 4: Simplify right side
    170,995,429.80x = 12,781,267,469,579,566
  5. Step 5: Solve for x
    x = 12,781,267,469,579,566/170,995,429.80
  6. Step 6: Final answer
    x = 74,746,251.90

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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.