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Finding the Fourth Proportional to 269,504,903.70, 404,257,355.55 and 249,097,569.30

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Solution

The fourth proportional to 269,504,903.70, 404,257,355.55 and 249,097,569.30 is: 373,646,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,504,903.70 : 404,257,355.55 = 249,097,569.30 : x
  2. Step 2: Convert to fraction form
    269,504,903.70/404,257,355.55 = 249,097,569.30/x
  3. Step 3: Cross multiply
    269,504,903.70x = 404,257,355.55 × 249,097,569.30
  4. Step 4: Simplify right side
    269,504,903.70x = 100,699,524,639,150,880
  5. Step 5: Solve for x
    x = 100,699,524,639,150,880/269,504,903.70
  6. Step 6: Final answer
    x = 373,646,353.95

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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.