Home / 293,805,453.60-440,330,266.80-178,667,776.80

Finding the Fourth Proportional to 293,805,453.60, 440,330,266.80 and 178,667,776.80

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Solution

The fourth proportional to 293,805,453.60, 440,330,266.80 and 178,667,776.80 is: 267,771,849.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,805,453.60 : 440,330,266.80 = 178,667,776.80 : x
  2. Step 2: Convert to fraction form
    293,805,453.60/440,330,266.80 = 178,667,776.80/x
  3. Step 3: Cross multiply
    293,805,453.60x = 440,330,266.80 × 178,667,776.80
  4. Step 4: Simplify right side
    293,805,453.60x = 78,672,829,826,906,864
  5. Step 5: Solve for x
    x = 78,672,829,826,906,864/293,805,453.60
  6. Step 6: Final answer
    x = 267,771,849.92

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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.