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Finding the Fourth Proportional to 95,687,998.80, 143,531,998.20 and 95,687,998.80

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Solution

The fourth proportional to 95,687,998.80, 143,531,998.20 and 95,687,998.80 is: 143,531,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,687,998.80 : 143,531,998.20 = 95,687,998.80 : x
  2. Step 2: Convert to fraction form
    95,687,998.80/143,531,998.20 = 95,687,998.80/x
  3. Step 3: Cross multiply
    95,687,998.80x = 143,531,998.20 × 95,687,998.80
  4. Step 4: Simplify right side
    95,687,998.80x = 13,734,289,671,523,200
  5. Step 5: Solve for x
    x = 13,734,289,671,523,200/95,687,998.80
  6. Step 6: Final answer
    x = 143,531,998.20

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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.