Home / 2,117,373,146.78-3,175,385,891.85-699,006,185.87

Finding the Fourth Proportional to 2,117,373,146.78, 3,175,385,891.85 and 699,006,185.87

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Solution

The fourth proportional to 2,117,373,146.78, 3,175,385,891.85 and 699,006,185.87 is: 1,048,286,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,373,146.78 : 3,175,385,891.85 = 699,006,185.87 : x
  2. Step 2: Convert to fraction form
    2,117,373,146.78/3,175,385,891.85 = 699,006,185.87/x
  3. Step 3: Cross multiply
    2,117,373,146.78x = 3,175,385,891.85 × 699,006,185.87
  4. Step 4: Simplify right side
    2,117,373,146.78x = 2,219,614,380,911,599,872
  5. Step 5: Solve for x
    x = 2,219,614,380,911,599,872/2,117,373,146.78
  6. Step 6: Final answer
    x = 1,048,286,828.56

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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.