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Finding the Fourth Proportional to 99,793,067.10, 149,689,600.65 and 99,793,067.10

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Solution

The fourth proportional to 99,793,067.10, 149,689,600.65 and 99,793,067.10 is: 149,689,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,067.10 : 149,689,600.65 = 99,793,067.10 : x
  2. Step 2: Convert to fraction form
    99,793,067.10/149,689,600.65 = 99,793,067.10/x
  3. Step 3: Cross multiply
    99,793,067.10x = 149,689,600.65 × 99,793,067.10
  4. Step 4: Simplify right side
    99,793,067.10x = 14,937,984,361,837,654
  5. Step 5: Solve for x
    x = 14,937,984,361,837,654/99,793,067.10
  6. Step 6: Final answer
    x = 149,689,600.65

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1.5x scale

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.