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Finding the Fourth Proportional to 2,104,206,878.90, 2,952,339,355.90 and 2,104,206,878.90

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Solution

The fourth proportional to 2,104,206,878.90, 2,952,339,355.90 and 2,104,206,878.90 is: 2,952,339,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,206,878.90 : 2,952,339,355.90 = 2,104,206,878.90 : x
  2. Step 2: Convert to fraction form
    2,104,206,878.90/2,952,339,355.90 = 2,104,206,878.90/x
  3. Step 3: Cross multiply
    2,104,206,878.90x = 2,952,339,355.90 × 2,104,206,878.90
  4. Step 4: Simplify right side
    2,104,206,878.90x = 6,212,332,781,531,975,680
  5. Step 5: Solve for x
    x = 6,212,332,781,531,975,680/2,104,206,878.90
  6. Step 6: Final answer
    x = 2,952,339,355.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.