Home / 1,386,274,922.46-2,078,973,365.31-453,382,224.66

Finding the Fourth Proportional to 1,386,274,922.46, 2,078,973,365.31 and 453,382,224.66

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Solution

The fourth proportional to 1,386,274,922.46, 2,078,973,365.31 and 453,382,224.66 is: 679,929,755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,274,922.46 : 2,078,973,365.31 = 453,382,224.66 : x
  2. Step 2: Convert to fraction form
    1,386,274,922.46/2,078,973,365.31 = 453,382,224.66/x
  3. Step 3: Cross multiply
    1,386,274,922.46x = 2,078,973,365.31 × 453,382,224.66
  4. Step 4: Simplify right side
    1,386,274,922.46x = 942,569,569,373,134,720
  5. Step 5: Solve for x
    x = 942,569,569,373,134,720/1,386,274,922.46
  6. Step 6: Final answer
    x = 679,929,755.71

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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.