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Finding the Fourth Proportional to 295,487,961.30, 443,231,941.95 and 295,487,961.30

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Solution

The fourth proportional to 295,487,961.30, 443,231,941.95 and 295,487,961.30 is: 443,231,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,487,961.30 : 443,231,941.95 = 295,487,961.30 : x
  2. Step 2: Convert to fraction form
    295,487,961.30/443,231,941.95 = 295,487,961.30/x
  3. Step 3: Cross multiply
    295,487,961.30x = 443,231,941.95 × 295,487,961.30
  4. Step 4: Simplify right side
    295,487,961.30x = 130,969,702,909,845,456
  5. Step 5: Solve for x
    x = 130,969,702,909,845,456/295,487,961.30
  6. Step 6: Final answer
    x = 443,231,941.95

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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.