Home / 1,491,190,844.66-2,236,785,085.60-400,673,912.66

Finding the Fourth Proportional to 1,491,190,844.66, 2,236,785,085.60 and 400,673,912.66

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Solution

The fourth proportional to 1,491,190,844.66, 2,236,785,085.60 and 400,673,912.66 is: 601,010,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,190,844.66 : 2,236,785,085.60 = 400,673,912.66 : x
  2. Step 2: Convert to fraction form
    1,491,190,844.66/2,236,785,085.60 = 400,673,912.66/x
  3. Step 3: Cross multiply
    1,491,190,844.66x = 2,236,785,085.60 × 400,673,912.66
  4. Step 4: Simplify right side
    1,491,190,844.66x = 896,221,432,014,699,264
  5. Step 5: Solve for x
    x = 896,221,432,014,699,264/1,491,190,844.66
  6. Step 6: Final answer
    x = 601,010,551.55

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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.