Home / 539,436,371.46-744,422,168.25-291,917,732.46

Finding the Fourth Proportional to 539,436,371.46, 744,422,168.25 and 291,917,732.46

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Solution

The fourth proportional to 539,436,371.46, 744,422,168.25 and 291,917,732.46 is: 402,846,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,436,371.46 : 744,422,168.25 = 291,917,732.46 : x
  2. Step 2: Convert to fraction form
    539,436,371.46/744,422,168.25 = 291,917,732.46/x
  3. Step 3: Cross multiply
    539,436,371.46x = 744,422,168.25 × 291,917,732.46
  4. Step 4: Simplify right side
    539,436,371.46x = 217,310,031,348,496,576
  5. Step 5: Solve for x
    x = 217,310,031,348,496,576/539,436,371.46
  6. Step 6: Final answer
    x = 402,846,457.61

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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.