Home / 194,110,010.96-291,309,625.04-142,428,163.15

Finding the Fourth Proportional to 194,110,010.96, 291,309,625.04 and 142,428,163.15

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Solution

The fourth proportional to 194,110,010.96, 291,309,625.04 and 142,428,163.15 is: 213,748,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,110,010.96 : 291,309,625.04 = 142,428,163.15 : x
  2. Step 2: Convert to fraction form
    194,110,010.96/291,309,625.04 = 142,428,163.15/x
  3. Step 3: Cross multiply
    194,110,010.96x = 291,309,625.04 × 142,428,163.15
  4. Step 4: Simplify right side
    194,110,010.96x = 41,490,694,801,650,312
  5. Step 5: Solve for x
    x = 41,490,694,801,650,312/194,110,010.96
  6. Step 6: Final answer
    x = 213,748,351.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.