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Finding the Fourth Proportional to 63,801,901.80, 95,702,852.70 and 31,469,293.80

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Solution

The fourth proportional to 63,801,901.80, 95,702,852.70 and 31,469,293.80 is: 47,203,940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801,901.80 : 95,702,852.70 = 31,469,293.80 : x
  2. Step 2: Convert to fraction form
    63,801,901.80/95,702,852.70 = 31,469,293.80/x
  3. Step 3: Cross multiply
    63,801,901.80x = 95,702,852.70 × 31,469,293.80
  4. Step 4: Simplify right side
    63,801,901.80x = 3,011,701,189,114,423.50
  5. Step 5: Solve for x
    x = 3,011,701,189,114,423.50/63,801,901.80
  6. Step 6: Final answer
    x = 47,203,940.70

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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.