Home / 165,949,747.84-229,004,649.93-91,608,712.81

Finding the Fourth Proportional to 165,949,747.84, 229,004,649.93 and 91,608,712.81

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Solution

The fourth proportional to 165,949,747.84, 229,004,649.93 and 91,608,712.81 is: 126,416,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,949,747.84 : 229,004,649.93 = 91,608,712.81 : x
  2. Step 2: Convert to fraction form
    165,949,747.84/229,004,649.93 = 91,608,712.81/x
  3. Step 3: Cross multiply
    165,949,747.84x = 229,004,649.93 × 91,608,712.81
  4. Step 4: Simplify right side
    165,949,747.84x = 20,978,821,207,591,956
  5. Step 5: Solve for x
    x = 20,978,821,207,591,956/165,949,747.84
  6. Step 6: Final answer
    x = 126,416,710.36

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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.