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Finding the Fourth Proportional to 69,337,609.80, 104,006,414.70 and 33,505,801.80

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Solution

The fourth proportional to 69,337,609.80, 104,006,414.70 and 33,505,801.80 is: 50,258,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337,609.80 : 104,006,414.70 = 33,505,801.80 : x
  2. Step 2: Convert to fraction form
    69,337,609.80/104,006,414.70 = 33,505,801.80/x
  3. Step 3: Cross multiply
    69,337,609.80x = 104,006,414.70 × 33,505,801.80
  4. Step 4: Simplify right side
    69,337,609.80x = 3,484,818,316,866,806.50
  5. Step 5: Solve for x
    x = 3,484,818,316,866,806.50/69,337,609.80
  6. Step 6: Final answer
    x = 50,258,702.70

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Double scale
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Similar ratio
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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.