Home / 488,167,945.83-673,676,708.94-265,153,982.36

Finding the Fourth Proportional to 488,167,945.83, 673,676,708.94 and 265,153,982.36

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Solution

The fourth proportional to 488,167,945.83, 673,676,708.94 and 265,153,982.36 is: 365,915,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,167,945.83 : 673,676,708.94 = 265,153,982.36 : x
  2. Step 2: Convert to fraction form
    488,167,945.83/673,676,708.94 = 265,153,982.36/x
  3. Step 3: Cross multiply
    488,167,945.83x = 673,676,708.94 × 265,153,982.36
  4. Step 4: Simplify right side
    488,167,945.83x = 178,628,062,195,251,232
  5. Step 5: Solve for x
    x = 178,628,062,195,251,232/488,167,945.83
  6. Step 6: Final answer
    x = 365,915,180.87

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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.