Home / 251,519,344,243.15-377,396,831,539.89-123,964,501,175.42

Finding the Fourth Proportional to 251,519,344,243.15, 377,396,831,539.89 and 123,964,501,175.42

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Solution

The fourth proportional to 251,519,344,243.15, 377,396,831,539.89 and 123,964,501,175.42 is: 186,004,818,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,519,344,243.15 : 377,396,831,539.89 = 123,964,501,175.42 : x
  2. Step 2: Convert to fraction form
    251,519,344,243.15/377,396,831,539.89 = 123,964,501,175.42/x
  3. Step 3: Cross multiply
    251,519,344,243.15x = 377,396,831,539.89 × 123,964,501,175.42
  4. Step 4: Simplify right side
    251,519,344,243.15x = 46,783,809,967,026,476,154,880
  5. Step 5: Solve for x
    x = 46,783,809,967,026,476,154,880/251,519,344,243.15
  6. Step 6: Final answer
    x = 186,004,818,467.56

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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.