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Finding the Fourth Proportional to 295,865,269.20, 443,797,903.80 and 123,465,808.80

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Solution

The fourth proportional to 295,865,269.20, 443,797,903.80 and 123,465,808.80 is: 185,198,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,865,269.20 : 443,797,903.80 = 123,465,808.80 : x
  2. Step 2: Convert to fraction form
    295,865,269.20/443,797,903.80 = 123,465,808.80/x
  3. Step 3: Cross multiply
    295,865,269.20x = 443,797,903.80 × 123,465,808.80
  4. Step 4: Simplify right side
    295,865,269.20x = 54,793,867,136,411,592
  5. Step 5: Solve for x
    x = 54,793,867,136,411,592/295,865,269.20
  6. Step 6: Final answer
    x = 185,198,713.20

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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.