Home / 299,040,045.40-448,760,688.90-104,951,085.40

Finding the Fourth Proportional to 299,040,045.40, 448,760,688.90 and 104,951,085.40

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Solution

The fourth proportional to 299,040,045.40, 448,760,688.90 and 104,951,085.40 is: 157,497,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,040,045.40 : 448,760,688.90 = 104,951,085.40 : x
  2. Step 2: Convert to fraction form
    299,040,045.40/448,760,688.90 = 104,951,085.40/x
  3. Step 3: Cross multiply
    299,040,045.40x = 448,760,688.90 × 104,951,085.40
  4. Step 4: Simplify right side
    299,040,045.40x = 47,097,921,384,906,736
  5. Step 5: Solve for x
    x = 47,097,921,384,906,736/299,040,045.40
  6. Step 6: Final answer
    x = 157,497,037.97

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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.