Home / 2,821,693,466.94-3,890,322,247.71-2,311,175,461.65

Finding the Fourth Proportional to 2,821,693,466.94, 3,890,322,247.71 and 2,311,175,461.65

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Solution

The fourth proportional to 2,821,693,466.94, 3,890,322,247.71 and 2,311,175,461.65 is: 3,186,461,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,693,466.94 : 3,890,322,247.71 = 2,311,175,461.65 : x
  2. Step 2: Convert to fraction form
    2,821,693,466.94/3,890,322,247.71 = 2,311,175,461.65/x
  3. Step 3: Cross multiply
    2,821,693,466.94x = 3,890,322,247.71 × 2,311,175,461.65
  4. Step 4: Simplify right side
    2,821,693,466.94x = 8,991,217,316,818,425,856
  5. Step 5: Solve for x
    x = 8,991,217,316,818,425,856/2,821,693,466.94
  6. Step 6: Final answer
    x = 3,186,461,400.63

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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.