Home / 222,873,196.78-307,563,406.59-123,753,457.90

Finding the Fourth Proportional to 222,873,196.78, 307,563,406.59 and 123,753,457.90

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Solution

The fourth proportional to 222,873,196.78, 307,563,406.59 and 123,753,457.90 is: 170,778,880.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,873,196.78 : 307,563,406.59 = 123,753,457.90 : x
  2. Step 2: Convert to fraction form
    222,873,196.78/307,563,406.59 = 123,753,457.90/x
  3. Step 3: Cross multiply
    222,873,196.78x = 307,563,406.59 × 123,753,457.90
  4. Step 4: Simplify right side
    222,873,196.78x = 38,062,035,089,016,144
  5. Step 5: Solve for x
    x = 38,062,035,089,016,144/222,873,196.78
  6. Step 6: Final answer
    x = 170,778,880.72

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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.