Home / 3,212,504,405,784.20-4,819,392,576,917.60-917,788,393,518.88

Finding the Fourth Proportional to 3,212,504,405,784.20, 4,819,392,576,917.60 and 917,788,393,518.88

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Solution

The fourth proportional to 3,212,504,405,784.20, 4,819,392,576,917.60 and 917,788,393,518.88 is: 1,376,864,281,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,504,405,784.20 : 4,819,392,576,917.60 = 917,788,393,518.88 : x
  2. Step 2: Convert to fraction form
    3,212,504,405,784.20/4,819,392,576,917.60 = 917,788,393,518.88/x
  3. Step 3: Cross multiply
    3,212,504,405,784.20x = 4,819,392,576,917.60 × 917,788,393,518.88
  4. Step 4: Simplify right side
    3,212,504,405,784.20x = 4,423,182,570,906,019,031,941,120
  5. Step 5: Solve for x
    x = 4,423,182,570,906,019,031,941,120/3,212,504,405,784.20
  6. Step 6: Final answer
    x = 1,376,864,281,630.85

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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.