Home / 920,296,512.88-1,270,040,524.64-544,275,433.32

Finding the Fourth Proportional to 920,296,512.88, 1,270,040,524.64 and 544,275,433.32

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Solution

The fourth proportional to 920,296,512.88, 1,270,040,524.64 and 544,275,433.32 is: 751,118,631.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,296,512.88 : 1,270,040,524.64 = 544,275,433.32 : x
  2. Step 2: Convert to fraction form
    920,296,512.88/1,270,040,524.64 = 544,275,433.32/x
  3. Step 3: Cross multiply
    920,296,512.88x = 1,270,040,524.64 × 544,275,433.32
  4. Step 4: Simplify right side
    920,296,512.88x = 691,251,856,882,396,288
  5. Step 5: Solve for x
    x = 691,251,856,882,396,288/920,296,512.88
  6. Step 6: Final answer
    x = 751,118,631.02

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1.5x scale

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.