Home / 728,066,506.20-1,092,099,759.30-268,334,611.80

Finding the Fourth Proportional to 728,066,506.20, 1,092,099,759.30 and 268,334,611.80

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Solution

The fourth proportional to 728,066,506.20, 1,092,099,759.30 and 268,334,611.80 is: 402,501,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,066,506.20 : 1,092,099,759.30 = 268,334,611.80 : x
  2. Step 2: Convert to fraction form
    728,066,506.20/1,092,099,759.30 = 268,334,611.80/x
  3. Step 3: Cross multiply
    728,066,506.20x = 1,092,099,759.30 × 268,334,611.80
  4. Step 4: Simplify right side
    728,066,506.20x = 293,048,164,958,638,912
  5. Step 5: Solve for x
    x = 293,048,164,958,638,912/728,066,506.20
  6. Step 6: Final answer
    x = 402,501,917.70

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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.