Home / 73,993,438,982.88-102,111,021,367.72-40,160,741,067.08

Finding the Fourth Proportional to 73,993,438,982.88, 102,111,021,367.72 and 40,160,741,067.08

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Solution

The fourth proportional to 73,993,438,982.88, 102,111,021,367.72 and 40,160,741,067.08 is: 55,421,863,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,993,438,982.88 : 102,111,021,367.72 = 40,160,741,067.08 : x
  2. Step 2: Convert to fraction form
    73,993,438,982.88/102,111,021,367.72 = 40,160,741,067.08/x
  3. Step 3: Cross multiply
    73,993,438,982.88x = 102,111,021,367.72 × 40,160,741,067.08
  4. Step 4: Simplify right side
    73,993,438,982.88x = 4,100,854,289,244,076,113,920
  5. Step 5: Solve for x
    x = 4,100,854,289,244,076,113,920/73,993,438,982.88
  6. Step 6: Final answer
    x = 55,421,863,689.74

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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.