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Finding the Fourth Proportional to 2,852,826,114.90, 3,985,793,627.10 and 2,852,826,114.90

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Solution

The fourth proportional to 2,852,826,114.90, 3,985,793,627.10 and 2,852,826,114.90 is: 3,985,793,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,826,114.90 : 3,985,793,627.10 = 2,852,826,114.90 : x
  2. Step 2: Convert to fraction form
    2,852,826,114.90/3,985,793,627.10 = 2,852,826,114.90/x
  3. Step 3: Cross multiply
    2,852,826,114.90x = 3,985,793,627.10 × 2,852,826,114.90
  4. Step 4: Simplify right side
    2,852,826,114.90x = 11,370,776,147,992,872,960
  5. Step 5: Solve for x
    x = 11,370,776,147,992,872,960/2,852,826,114.90
  6. Step 6: Final answer
    x = 3,985,793,627.10

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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.