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Finding the Fourth Proportional to 53,148,163.20, 79,596,273.60 and 53,148,163.20

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Solution

The fourth proportional to 53,148,163.20, 79,596,273.60 and 53,148,163.20 is: 79,596,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148,163.20 : 79,596,273.60 = 53,148,163.20 : x
  2. Step 2: Convert to fraction form
    53,148,163.20/79,596,273.60 = 53,148,163.20/x
  3. Step 3: Cross multiply
    53,148,163.20x = 79,596,273.60 × 53,148,163.20
  4. Step 4: Simplify right side
    53,148,163.20x = 4,230,395,739,404,651.50
  5. Step 5: Solve for x
    x = 4,230,395,739,404,651.50/53,148,163.20
  6. Step 6: Final answer
    x = 79,596,273.60

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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.