Home / 222,484,511.55-307,029,287.29-123,372,241.28

Finding the Fourth Proportional to 222,484,511.55, 307,029,287.29 and 123,372,241.28

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Solution

The fourth proportional to 222,484,511.55, 307,029,287.29 and 123,372,241.28 is: 170,254,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,484,511.55 : 307,029,287.29 = 123,372,241.28 : x
  2. Step 2: Convert to fraction form
    222,484,511.55/307,029,287.29 = 123,372,241.28/x
  3. Step 3: Cross multiply
    222,484,511.55x = 307,029,287.29 × 123,372,241.28
  4. Step 4: Simplify right side
    222,484,511.55x = 37,878,891,311,568,320
  5. Step 5: Solve for x
    x = 37,878,891,311,568,320/222,484,511.55
  6. Step 6: Final answer
    x = 170,254,059.70

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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.