Home / 89,167,658.40-133,625,516.40-65,957,464.80

Finding the Fourth Proportional to 89,167,658.40, 133,625,516.40 and 65,957,464.80

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Solution

The fourth proportional to 89,167,658.40, 133,625,516.40 and 65,957,464.80 is: 98,843,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,167,658.40 : 133,625,516.40 = 65,957,464.80 : x
  2. Step 2: Convert to fraction form
    89,167,658.40/133,625,516.40 = 65,957,464.80/x
  3. Step 3: Cross multiply
    89,167,658.40x = 133,625,516.40 × 65,957,464.80
  4. Step 4: Simplify right side
    89,167,658.40x = 8,813,600,294,334,823
  5. Step 5: Solve for x
    x = 8,813,600,294,334,823/89,167,658.40
  6. Step 6: Final answer
    x = 98,843,016.09

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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.