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Finding the Fourth Proportional to 110,521,549.20, 165,782,323.80 and 110,521,549.20

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Solution

The fourth proportional to 110,521,549.20, 165,782,323.80 and 110,521,549.20 is: 165,782,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,521,549.20 : 165,782,323.80 = 110,521,549.20 : x
  2. Step 2: Convert to fraction form
    110,521,549.20/165,782,323.80 = 110,521,549.20/x
  3. Step 3: Cross multiply
    110,521,549.20x = 165,782,323.80 × 110,521,549.20
  4. Step 4: Simplify right side
    110,521,549.20x = 18,322,519,256,352,032
  5. Step 5: Solve for x
    x = 18,322,519,256,352,032/110,521,549.20
  6. Step 6: Final answer
    x = 165,782,323.80

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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.