Home / 3,315,213,513.01-4,574,971,374.39-1,809,839,863.86

Finding the Fourth Proportional to 3,315,213,513.01, 4,574,971,374.39 and 1,809,839,863.86

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Solution

The fourth proportional to 3,315,213,513.01, 4,574,971,374.39 and 1,809,839,863.86 is: 2,497,566,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,213,513.01 : 4,574,971,374.39 = 1,809,839,863.86 : x
  2. Step 2: Convert to fraction form
    3,315,213,513.01/4,574,971,374.39 = 1,809,839,863.86/x
  3. Step 3: Cross multiply
    3,315,213,513.01x = 4,574,971,374.39 × 1,809,839,863.86
  4. Step 4: Simplify right side
    3,315,213,513.01x = 8,279,965,569,366,520,832
  5. Step 5: Solve for x
    x = 8,279,965,569,366,520,832/3,315,213,513.01
  6. Step 6: Final answer
    x = 2,497,566,306.63

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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.