Home / 442,437,161.82-610,392,993.75-277,136,958.30

Finding the Fourth Proportional to 442,437,161.82, 610,392,993.75 and 277,136,958.30

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Solution

The fourth proportional to 442,437,161.82, 610,392,993.75 and 277,136,958.30 is: 382,342,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,437,161.82 : 610,392,993.75 = 277,136,958.30 : x
  2. Step 2: Convert to fraction form
    442,437,161.82/610,392,993.75 = 277,136,958.30/x
  3. Step 3: Cross multiply
    442,437,161.82x = 610,392,993.75 × 277,136,958.30
  4. Step 4: Simplify right side
    442,437,161.82x = 169,162,457,655,505,920
  5. Step 5: Solve for x
    x = 169,162,457,655,505,920/442,437,161.82
  6. Step 6: Final answer
    x = 382,342,335.26

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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.