Home / 338,774,860.80-467,594,611.20-192,185,164.80

Finding the Fourth Proportional to 338,774,860.80, 467,594,611.20 and 192,185,164.80

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Solution

The fourth proportional to 338,774,860.80, 467,594,611.20 and 192,185,164.80 is: 265,263,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,774,860.80 : 467,594,611.20 = 192,185,164.80 : x
  2. Step 2: Convert to fraction form
    338,774,860.80/467,594,611.20 = 192,185,164.80/x
  3. Step 3: Cross multiply
    338,774,860.80x = 467,594,611.20 × 192,185,164.80
  4. Step 4: Simplify right side
    338,774,860.80x = 89,864,747,413,063,936
  5. Step 5: Solve for x
    x = 89,864,747,413,063,936/338,774,860.80
  6. Step 6: Final answer
    x = 265,263,919.53

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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.