Home / 295,489,905.10-443,234,857.65-80,079,153.10

Finding the Fourth Proportional to 295,489,905.10, 443,234,857.65 and 80,079,153.10

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Solution

The fourth proportional to 295,489,905.10, 443,234,857.65 and 80,079,153.10 is: 120,118,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,489,905.10 : 443,234,857.65 = 80,079,153.10 : x
  2. Step 2: Convert to fraction form
    295,489,905.10/443,234,857.65 = 80,079,153.10/x
  3. Step 3: Cross multiply
    295,489,905.10x = 443,234,857.65 × 80,079,153.10
  4. Step 4: Simplify right side
    295,489,905.10x = 35,493,872,025,011,052
  5. Step 5: Solve for x
    x = 35,493,872,025,011,052/295,489,905.10
  6. Step 6: Final answer
    x = 120,118,729.65

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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.