Home / 133,971,665.20-200,957,497.80-57,302,443.60

Finding the Fourth Proportional to 133,971,665.20, 200,957,497.80 and 57,302,443.60

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Solution

The fourth proportional to 133,971,665.20, 200,957,497.80 and 57,302,443.60 is: 85,953,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,971,665.20 : 200,957,497.80 = 57,302,443.60 : x
  2. Step 2: Convert to fraction form
    133,971,665.20/200,957,497.80 = 57,302,443.60/x
  3. Step 3: Cross multiply
    133,971,665.20x = 200,957,497.80 × 57,302,443.60
  4. Step 4: Simplify right side
    133,971,665.20x = 11,515,355,683,681,626
  5. Step 5: Solve for x
    x = 11,515,355,683,681,626/133,971,665.20
  6. Step 6: Final answer
    x = 85,953,665.40

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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.