Home / 667,368,692.46-1,001,629,356.93-463,040,256.78

Finding the Fourth Proportional to 667,368,692.46, 1,001,629,356.93 and 463,040,256.78

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Solution

The fourth proportional to 667,368,692.46, 1,001,629,356.93 and 463,040,256.78 is: 694,960,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,368,692.46 : 1,001,629,356.93 = 463,040,256.78 : x
  2. Step 2: Convert to fraction form
    667,368,692.46/1,001,629,356.93 = 463,040,256.78/x
  3. Step 3: Cross multiply
    667,368,692.46x = 1,001,629,356.93 × 463,040,256.78
  4. Step 4: Simplify right side
    667,368,692.46x = 463,794,714,631,253,440
  5. Step 5: Solve for x
    x = 463,794,714,631,253,440/667,368,692.46
  6. Step 6: Final answer
    x = 694,960,251.91

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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.