Home / 307,613,688.45-461,441,104.60-108,169,144.96

Finding the Fourth Proportional to 307,613,688.45, 461,441,104.60 and 108,169,144.96

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Solution

The fourth proportional to 307,613,688.45, 461,441,104.60 and 108,169,144.96 is: 162,260,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,613,688.45 : 461,441,104.60 = 108,169,144.96 : x
  2. Step 2: Convert to fraction form
    307,613,688.45/461,441,104.60 = 108,169,144.96/x
  3. Step 3: Cross multiply
    307,613,688.45x = 461,441,104.60 × 108,169,144.96
  4. Step 4: Simplify right side
    307,613,688.45x = 49,913,689,733,979,920
  5. Step 5: Solve for x
    x = 49,913,689,733,979,920/307,613,688.45
  6. Step 6: Final answer
    x = 162,260,951.34

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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.