Home / 118,099,057.14-162,976,800.33-65,888,100.90

Finding the Fourth Proportional to 118,099,057.14, 162,976,800.33 and 65,888,100.90

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Solution

The fourth proportional to 118,099,057.14, 162,976,800.33 and 65,888,100.90 is: 90,925,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,099,057.14 : 162,976,800.33 = 65,888,100.90 : x
  2. Step 2: Convert to fraction form
    118,099,057.14/162,976,800.33 = 65,888,100.90/x
  3. Step 3: Cross multiply
    118,099,057.14x = 162,976,800.33 × 65,888,100.90
  4. Step 4: Simplify right side
    118,099,057.14x = 10,738,231,864,502,194
  5. Step 5: Solve for x
    x = 10,738,231,864,502,194/118,099,057.14
  6. Step 6: Final answer
    x = 90,925,635.86

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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.