Home / 168,388,530,893.32-252,614,652,684.98-67,667,239,141.24

Finding the Fourth Proportional to 168,388,530,893.32, 252,614,652,684.98 and 67,667,239,141.24

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Solution

The fourth proportional to 168,388,530,893.32, 252,614,652,684.98 and 67,667,239,141.24 is: 101,513,660,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,388,530,893.32 : 252,614,652,684.98 = 67,667,239,141.24 : x
  2. Step 2: Convert to fraction form
    168,388,530,893.32/252,614,652,684.98 = 67,667,239,141.24/x
  3. Step 3: Cross multiply
    168,388,530,893.32x = 252,614,652,684.98 × 67,667,239,141.24
  4. Step 4: Simplify right side
    168,388,530,893.32x = 17,093,736,113,815,827,775,488
  5. Step 5: Solve for x
    x = 17,093,736,113,815,827,775,488/168,388,530,893.32
  6. Step 6: Final answer
    x = 101,513,660,242.37

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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.