Home / 1,425,647,021.60-2,137,234,046.22-551,646,829.44

Finding the Fourth Proportional to 1,425,647,021.60, 2,137,234,046.22 and 551,646,829.44

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Solution

The fourth proportional to 1,425,647,021.60, 2,137,234,046.22 and 551,646,829.44 is: 826,991,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,647,021.60 : 2,137,234,046.22 = 551,646,829.44 : x
  2. Step 2: Convert to fraction form
    1,425,647,021.60/2,137,234,046.22 = 551,646,829.44/x
  3. Step 3: Cross multiply
    1,425,647,021.60x = 2,137,234,046.22 × 551,646,829.44
  4. Step 4: Simplify right side
    1,425,647,021.60x = 1,178,998,385,368,485,632
  5. Step 5: Solve for x
    x = 1,178,998,385,368,485,632/1,425,647,021.60
  6. Step 6: Final answer
    x = 826,991,792.15

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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.