Home / 3,112,181,175.03-4,294,797,181.66-1,683,253,877.28

Finding the Fourth Proportional to 3,112,181,175.03, 4,294,797,181.66 and 1,683,253,877.28

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Solution

The fourth proportional to 3,112,181,175.03, 4,294,797,181.66 and 1,683,253,877.28 is: 2,322,883,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,181,175.03 : 4,294,797,181.66 = 1,683,253,877.28 : x
  2. Step 2: Convert to fraction form
    3,112,181,175.03/4,294,797,181.66 = 1,683,253,877.28/x
  3. Step 3: Cross multiply
    3,112,181,175.03x = 4,294,797,181.66 × 1,683,253,877.28
  4. Step 4: Simplify right side
    3,112,181,175.03x = 7,229,234,008,160,410,624
  5. Step 5: Solve for x
    x = 7,229,234,008,160,410,624/3,112,181,175.03
  6. Step 6: Final answer
    x = 2,322,883,406.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.