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Finding the Fourth Proportional to 1,660,767,530.55, 2,491,151,295.83 and 1,660,767,530.55

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Solution

The fourth proportional to 1,660,767,530.55, 2,491,151,295.83 and 1,660,767,530.55 is: 2,491,151,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,767,530.55 : 2,491,151,295.83 = 1,660,767,530.55 : x
  2. Step 2: Convert to fraction form
    1,660,767,530.55/2,491,151,295.83 = 1,660,767,530.55/x
  3. Step 3: Cross multiply
    1,660,767,530.55x = 2,491,151,295.83 × 1,660,767,530.55
  4. Step 4: Simplify right side
    1,660,767,530.55x = 4,137,223,185,793,717,248
  5. Step 5: Solve for x
    x = 4,137,223,185,793,717,248/1,660,767,530.55
  6. Step 6: Final answer
    x = 2,491,151,295.83

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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.