Home / 251,954,608.20-377,875,196.10-90,396,544.20

Finding the Fourth Proportional to 251,954,608.20, 377,875,196.10 and 90,396,544.20

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Solution

The fourth proportional to 251,954,608.20, 377,875,196.10 and 90,396,544.20 is: 135,574,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,954,608.20 : 377,875,196.10 = 90,396,544.20 : x
  2. Step 2: Convert to fraction form
    251,954,608.20/377,875,196.10 = 90,396,544.20/x
  3. Step 3: Cross multiply
    251,954,608.20x = 377,875,196.10 × 90,396,544.20
  4. Step 4: Simplify right side
    251,954,608.20x = 34,158,611,866,337,320
  5. Step 5: Solve for x
    x = 34,158,611,866,337,320/251,954,608.20
  6. Step 6: Final answer
    x = 135,574,467.60

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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.