Home / 908,580,476.44-1,363,100,067.78-253,530,952.48

Finding the Fourth Proportional to 908,580,476.44, 1,363,100,067.78 and 253,530,952.48

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Solution

The fourth proportional to 908,580,476.44, 1,363,100,067.78 and 253,530,952.48 is: 380,360,427.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,580,476.44 : 1,363,100,067.78 = 253,530,952.48 : x
  2. Step 2: Convert to fraction form
    908,580,476.44/1,363,100,067.78 = 253,530,952.48/x
  3. Step 3: Cross multiply
    908,580,476.44x = 1,363,100,067.78 × 253,530,952.48
  4. Step 4: Simplify right side
    908,580,476.44x = 345,588,058,509,815,936
  5. Step 5: Solve for x
    x = 345,588,058,509,815,936/908,580,476.44
  6. Step 6: Final answer
    x = 380,360,427.58

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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.