Home / 824,256,797.10-1,236,385,195.65-818,517,234.30

Finding the Fourth Proportional to 824,256,797.10, 1,236,385,195.65 and 818,517,234.30

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Solution

The fourth proportional to 824,256,797.10, 1,236,385,195.65 and 818,517,234.30 is: 1,227,775,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,256,797.10 : 1,236,385,195.65 = 818,517,234.30 : x
  2. Step 2: Convert to fraction form
    824,256,797.10/1,236,385,195.65 = 818,517,234.30/x
  3. Step 3: Cross multiply
    824,256,797.10x = 1,236,385,195.65 × 818,517,234.30
  4. Step 4: Simplify right side
    824,256,797.10x = 1,012,002,590,872,902,400
  5. Step 5: Solve for x
    x = 1,012,002,590,872,902,400/824,256,797.10
  6. Step 6: Final answer
    x = 1,227,775,851.45

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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.