Home / 222,742,662.70-307,380,250.83-123,617,653.15

Finding the Fourth Proportional to 222,742,662.70, 307,380,250.83 and 123,617,653.15

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Solution

The fourth proportional to 222,742,662.70, 307,380,250.83 and 123,617,653.15 is: 170,589,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,742,662.70 : 307,380,250.83 = 123,617,653.15 : x
  2. Step 2: Convert to fraction form
    222,742,662.70/307,380,250.83 = 123,617,653.15/x
  3. Step 3: Cross multiply
    222,742,662.70x = 307,380,250.83 × 123,617,653.15
  4. Step 4: Simplify right side
    222,742,662.70x = 37,997,625,232,262,936
  5. Step 5: Solve for x
    x = 37,997,625,232,262,936/222,742,662.70
  6. Step 6: Final answer
    x = 170,589,795.29

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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.