Home / 1,631,687,845.60-2,447,528,735.76-511,297,297.12

Finding the Fourth Proportional to 1,631,687,845.60, 2,447,528,735.76 and 511,297,297.12

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Solution

The fourth proportional to 1,631,687,845.60, 2,447,528,735.76 and 511,297,297.12 is: 766,944,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,687,845.60 : 2,447,528,735.76 = 511,297,297.12 : x
  2. Step 2: Convert to fraction form
    1,631,687,845.60/2,447,528,735.76 = 511,297,297.12/x
  3. Step 3: Cross multiply
    1,631,687,845.60x = 2,447,528,735.76 × 511,297,297.12
  4. Step 4: Simplify right side
    1,631,687,845.60x = 1,251,414,827,217,618,944
  5. Step 5: Solve for x
    x = 1,251,414,827,217,618,944/1,631,687,845.60
  6. Step 6: Final answer
    x = 766,944,995.39

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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.