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Finding the Fourth Proportional to 295,865,114.70, 443,797,672.05 and 123,465,654.30

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Solution

The fourth proportional to 295,865,114.70, 443,797,672.05 and 123,465,654.30 is: 185,198,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,865,114.70 : 443,797,672.05 = 123,465,654.30 : x
  2. Step 2: Convert to fraction form
    295,865,114.70/443,797,672.05 = 123,465,654.30/x
  3. Step 3: Cross multiply
    295,865,114.70x = 443,797,672.05 × 123,465,654.30
  4. Step 4: Simplify right side
    295,865,114.70x = 54,793,769,956,470,072
  5. Step 5: Solve for x
    x = 54,793,769,956,470,072/295,865,114.70
  6. Step 6: Final answer
    x = 185,198,481.45

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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.