Home / 219,128,269.20-328,667,520.60-57,586,534.80

Finding the Fourth Proportional to 219,128,269.20, 328,667,520.60 and 57,586,534.80

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Solution

The fourth proportional to 219,128,269.20, 328,667,520.60 and 57,586,534.80 is: 86,373,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,128,269.20 : 328,667,520.60 = 57,586,534.80 : x
  2. Step 2: Convert to fraction form
    219,128,269.20/328,667,520.60 = 57,586,534.80/x
  3. Step 3: Cross multiply
    219,128,269.20x = 328,667,520.60 × 57,586,534.80
  4. Step 4: Simplify right side
    219,128,269.20x = 18,926,823,612,661,616
  5. Step 5: Solve for x
    x = 18,926,823,612,661,616/219,128,269.20
  6. Step 6: Final answer
    x = 86,373,262.94

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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.