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Finding the Fourth Proportional to 269,596,933.60, 404,395,400.40 and 160,757,816.80

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Solution

The fourth proportional to 269,596,933.60, 404,395,400.40 and 160,757,816.80 is: 241,136,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,596,933.60 : 404,395,400.40 = 160,757,816.80 : x
  2. Step 2: Convert to fraction form
    269,596,933.60/404,395,400.40 = 160,757,816.80/x
  3. Step 3: Cross multiply
    269,596,933.60x = 404,395,400.40 × 160,757,816.80
  4. Step 4: Simplify right side
    269,596,933.60x = 65,009,721,692,265,848
  5. Step 5: Solve for x
    x = 65,009,721,692,265,848/269,596,933.60
  6. Step 6: Final answer
    x = 241,136,725.20

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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.