Home / 217,780,099.11-300,532,736.23-118,661,666.96

Finding the Fourth Proportional to 217,780,099.11, 300,532,736.23 and 118,661,666.96

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Solution

The fourth proportional to 217,780,099.11, 300,532,736.23 and 118,661,666.96 is: 163,751,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,780,099.11 : 300,532,736.23 = 118,661,666.96 : x
  2. Step 2: Convert to fraction form
    217,780,099.11/300,532,736.23 = 118,661,666.96/x
  3. Step 3: Cross multiply
    217,780,099.11x = 300,532,736.23 × 118,661,666.96
  4. Step 4: Simplify right side
    217,780,099.11x = 35,661,715,457,556,468
  5. Step 5: Solve for x
    x = 35,661,715,457,556,468/217,780,099.11
  6. Step 6: Final answer
    x = 163,751,029.61

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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.