Home / 1,431,275,743,333.60-2,146,755,023,860.80-512,308,380,768.33

Finding the Fourth Proportional to 1,431,275,743,333.60, 2,146,755,023,860.80 and 512,308,380,768.33

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Solution

The fourth proportional to 1,431,275,743,333.60, 2,146,755,023,860.80 and 512,308,380,768.33 is: 768,405,805,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,275,743,333.60 : 2,146,755,023,860.80 = 512,308,380,768.33 : x
  2. Step 2: Convert to fraction form
    1,431,275,743,333.60/2,146,755,023,860.80 = 512,308,380,768.33/x
  3. Step 3: Cross multiply
    1,431,275,743,333.60x = 2,146,755,023,860.80 × 512,308,380,768.33
  4. Step 4: Simplify right side
    1,431,275,743,333.60x = 1,099,800,590,180,404,147,781,632
  5. Step 5: Solve for x
    x = 1,099,800,590,180,404,147,781,632/1,431,275,743,333.60
  6. Step 6: Final answer
    x = 768,405,805,312.43

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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.