Home / 309,292,499.72-464,230,302.44-112,745,887.54

Finding the Fourth Proportional to 309,292,499.72, 464,230,302.44 and 112,745,887.54

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Solution

The fourth proportional to 309,292,499.72, 464,230,302.44 and 112,745,887.54 is: 169,225,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,292,499.72 : 464,230,302.44 = 112,745,887.54 : x
  2. Step 2: Convert to fraction form
    309,292,499.72/464,230,302.44 = 112,745,887.54/x
  3. Step 3: Cross multiply
    309,292,499.72x = 464,230,302.44 × 112,745,887.54
  4. Step 4: Simplify right side
    309,292,499.72x = 52,340,057,469,836,120
  5. Step 5: Solve for x
    x = 52,340,057,469,836,120/309,292,499.72
  6. Step 6: Final answer
    x = 169,225,110.59

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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.