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Finding the Fourth Proportional to 8,692,495,465.45, 13,038,743,198.18 and 8,692,495,465.45

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Solution

The fourth proportional to 8,692,495,465.45, 13,038,743,198.18 and 8,692,495,465.45 is: 13,038,743,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692,495,465.45 : 13,038,743,198.18 = 8,692,495,465.45 : x
  2. Step 2: Convert to fraction form
    8,692,495,465.45/13,038,743,198.18 = 8,692,495,465.45/x
  3. Step 3: Cross multiply
    8,692,495,465.45x = 13,038,743,198.18 × 8,692,495,465.45
  4. Step 4: Simplify right side
    8,692,495,465.45x = 113,339,216,125,346,693,120
  5. Step 5: Solve for x
    x = 113,339,216,125,346,693,120/8,692,495,465.45
  6. Step 6: Final answer
    x = 13,038,743,198.18

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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.