Home / 143,042,236.42-214,595,338.90-52,165,825.42

Finding the Fourth Proportional to 143,042,236.42, 214,595,338.90 and 52,165,825.42

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Solution

The fourth proportional to 143,042,236.42, 214,595,338.90 and 52,165,825.42 is: 78,260,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,042,236.42 : 214,595,338.90 = 52,165,825.42 : x
  2. Step 2: Convert to fraction form
    143,042,236.42/214,595,338.90 = 52,165,825.42/x
  3. Step 3: Cross multiply
    143,042,236.42x = 214,595,338.90 × 52,165,825.42
  4. Step 4: Simplify right side
    143,042,236.42x = 11,194,542,985,003,136
  5. Step 5: Solve for x
    x = 11,194,542,985,003,136/143,042,236.42
  6. Step 6: Final answer
    x = 78,260,402.42

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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.