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Finding the Fourth Proportional to 97,121,481.40, 145,682,222.10 and 97,121,481.40

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Solution

The fourth proportional to 97,121,481.40, 145,682,222.10 and 97,121,481.40 is: 145,682,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,121,481.40 : 145,682,222.10 = 97,121,481.40 : x
  2. Step 2: Convert to fraction form
    97,121,481.40/145,682,222.10 = 97,121,481.40/x
  3. Step 3: Cross multiply
    97,121,481.40x = 145,682,222.10 × 97,121,481.40
  4. Step 4: Simplify right side
    97,121,481.40x = 14,148,873,223,995,820
  5. Step 5: Solve for x
    x = 14,148,873,223,995,820/97,121,481.40
  6. Step 6: Final answer
    x = 145,682,222.10

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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.