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Finding the Fourth Proportional to 299,382,854.70, 449,139,600.45 and 170,052,422.70

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Solution

The fourth proportional to 299,382,854.70, 449,139,600.45 and 170,052,422.70 is: 255,115,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,382,854.70 : 449,139,600.45 = 170,052,422.70 : x
  2. Step 2: Convert to fraction form
    299,382,854.70/449,139,600.45 = 170,052,422.70/x
  3. Step 3: Cross multiply
    299,382,854.70x = 449,139,600.45 × 170,052,422.70
  4. Step 4: Simplify right side
    299,382,854.70x = 76,377,277,187,032,496
  5. Step 5: Solve for x
    x = 76,377,277,187,032,496/299,382,854.70
  6. Step 6: Final answer
    x = 255,115,735.55

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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.