Home / 161,259,723.99-222,557,311.83-91,655,567.62

Finding the Fourth Proportional to 161,259,723.99, 222,557,311.83 and 91,655,567.62

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Solution

The fourth proportional to 161,259,723.99, 222,557,311.83 and 91,655,567.62 is: 126,495,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,259,723.99 : 222,557,311.83 = 91,655,567.62 : x
  2. Step 2: Convert to fraction form
    161,259,723.99/222,557,311.83 = 91,655,567.62/x
  3. Step 3: Cross multiply
    161,259,723.99x = 222,557,311.83 × 91,655,567.62
  4. Step 4: Simplify right side
    161,259,723.99x = 20,398,616,743,548,224
  5. Step 5: Solve for x
    x = 20,398,616,743,548,224/161,259,723.99
  6. Step 6: Final answer
    x = 126,495,421.42

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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.