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Finding the Fourth Proportional to 200,934,246.60, 301,401,369.90 and 49,644,390.60

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Solution

The fourth proportional to 200,934,246.60, 301,401,369.90 and 49,644,390.60 is: 74,466,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,934,246.60 : 301,401,369.90 = 49,644,390.60 : x
  2. Step 2: Convert to fraction form
    200,934,246.60/301,401,369.90 = 49,644,390.60/x
  3. Step 3: Cross multiply
    200,934,246.60x = 301,401,369.90 × 49,644,390.60
  4. Step 4: Simplify right side
    200,934,246.60x = 14,962,887,334,690,682
  5. Step 5: Solve for x
    x = 14,962,887,334,690,682/200,934,246.60
  6. Step 6: Final answer
    x = 74,466,585.90

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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.