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Finding the Fourth Proportional to 295,487,956.80, 443,231,935.20 and 134,244,820.80

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Solution

The fourth proportional to 295,487,956.80, 443,231,935.20 and 134,244,820.80 is: 201,367,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,487,956.80 : 443,231,935.20 = 134,244,820.80 : x
  2. Step 2: Convert to fraction form
    295,487,956.80/443,231,935.20 = 134,244,820.80/x
  3. Step 3: Cross multiply
    295,487,956.80x = 443,231,935.20 × 134,244,820.80
  4. Step 4: Simplify right side
    295,487,956.80x = 59,501,591,713,761,216
  5. Step 5: Solve for x
    x = 59,501,591,713,761,216/295,487,956.80
  6. Step 6: Final answer
    x = 201,367,231.20

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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.