Home / 117,859,997.90-162,650,468.68-67,633,414.22

Finding the Fourth Proportional to 117,859,997.90, 162,650,468.68 and 67,633,414.22

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Solution

The fourth proportional to 117,859,997.90, 162,650,468.68 and 67,633,414.22 is: 93,336,218.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,859,997.90 : 162,650,468.68 = 67,633,414.22 : x
  2. Step 2: Convert to fraction form
    117,859,997.90/162,650,468.68 = 67,633,414.22/x
  3. Step 3: Cross multiply
    117,859,997.90x = 162,650,468.68 × 67,633,414.22
  4. Step 4: Simplify right side
    117,859,997.90x = 11,000,606,521,549,120
  5. Step 5: Solve for x
    x = 11,000,606,521,549,120/117,859,997.90
  6. Step 6: Final answer
    x = 93,336,218.54

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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.