Home / 3,217,135,061.78-4,439,533,150.82-1,768,700,367.53

Finding the Fourth Proportional to 3,217,135,061.78, 4,439,533,150.82 and 1,768,700,367.53

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Solution

The fourth proportional to 3,217,135,061.78, 4,439,533,150.82 and 1,768,700,367.53 is: 2,440,744,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,135,061.78 : 4,439,533,150.82 = 1,768,700,367.53 : x
  2. Step 2: Convert to fraction form
    3,217,135,061.78/4,439,533,150.82 = 1,768,700,367.53/x
  3. Step 3: Cross multiply
    3,217,135,061.78x = 4,439,533,150.82 × 1,768,700,367.53
  4. Step 4: Simplify right side
    3,217,135,061.78x = 7,852,203,915,485,911,040
  5. Step 5: Solve for x
    x = 7,852,203,915,485,911,040/3,217,135,061.78
  6. Step 6: Final answer
    x = 2,440,744,253.73

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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.