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Finding the Fourth Proportional to 506,791,310.80, 760,474,537.80 and 273,618,915.52

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Solution

The fourth proportional to 506,791,310.80, 760,474,537.80 and 273,618,915.52 is: 410,583,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,791,310.80 : 760,474,537.80 = 273,618,915.52 : x
  2. Step 2: Convert to fraction form
    506,791,310.80/760,474,537.80 = 273,618,915.52/x
  3. Step 3: Cross multiply
    506,791,310.80x = 760,474,537.80 × 273,618,915.52
  4. Step 4: Simplify right side
    506,791,310.80x = 208,080,218,313,409,216
  5. Step 5: Solve for x
    x = 208,080,218,313,409,216/506,791,310.80
  6. Step 6: Final answer
    x = 410,583,634.48

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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.