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Finding the Fourth Proportional to 652,601,052, 978,543,780 and 258,728,869.44

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Solution

The fourth proportional to 652,601,052, 978,543,780 and 258,728,869.44 is: 387,951,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,601,052 : 978,543,780 = 258,728,869.44 : x
  2. Step 2: Convert to fraction form
    652,601,052/978,543,780 = 258,728,869.44/x
  3. Step 3: Cross multiply
    652,601,052x = 978,543,780 × 258,728,869.44
  4. Step 4: Simplify right side
    652,601,052x = 253,177,525,896,944,096
  5. Step 5: Solve for x
    x = 253,177,525,896,944,096/652,601,052
  6. Step 6: Final answer
    x = 387,951,452.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.