Home / 821,510,476.50-1,232,275,181.04-296,919,418.83

Finding the Fourth Proportional to 821,510,476.50, 1,232,275,181.04 and 296,919,418.83

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Solution

The fourth proportional to 821,510,476.50, 1,232,275,181.04 and 296,919,418.83 is: 445,382,549.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,510,476.50 : 1,232,275,181.04 = 296,919,418.83 : x
  2. Step 2: Convert to fraction form
    821,510,476.50/1,232,275,181.04 = 296,919,418.83/x
  3. Step 3: Cross multiply
    821,510,476.50x = 1,232,275,181.04 × 296,919,418.83
  4. Step 4: Simplify right side
    821,510,476.50x = 365,886,430,593,029,824
  5. Step 5: Solve for x
    x = 365,886,430,593,029,824/821,510,476.50
  6. Step 6: Final answer
    x = 445,382,549.66

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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.