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Finding the Fourth Proportional to 183,687,865.80, 253,489,268.68 and 101,181,650.56

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Solution

The fourth proportional to 183,687,865.80, 253,489,268.68 and 101,181,650.56 is: 139,630,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,687,865.80 : 253,489,268.68 = 101,181,650.56 : x
  2. Step 2: Convert to fraction form
    183,687,865.80/253,489,268.68 = 101,181,650.56/x
  3. Step 3: Cross multiply
    183,687,865.80x = 253,489,268.68 × 101,181,650.56
  4. Step 4: Simplify right side
    183,687,865.80x = 25,648,462,604,289,712
  5. Step 5: Solve for x
    x = 25,648,462,604,289,712/183,687,865.80
  6. Step 6: Final answer
    x = 139,630,685.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.