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Finding the Fourth Proportional to 173,846,179.80, 260,769,269.70 and 52,661,885.40

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Solution

The fourth proportional to 173,846,179.80, 260,769,269.70 and 52,661,885.40 is: 78,992,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,846,179.80 : 260,769,269.70 = 52,661,885.40 : x
  2. Step 2: Convert to fraction form
    173,846,179.80/260,769,269.70 = 52,661,885.40/x
  3. Step 3: Cross multiply
    173,846,179.80x = 260,769,269.70 × 52,661,885.40
  4. Step 4: Simplify right side
    173,846,179.80x = 13,732,601,396,783,092
  5. Step 5: Solve for x
    x = 13,732,601,396,783,092/173,846,179.80
  6. Step 6: Final answer
    x = 78,992,828.10

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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.