Home / 726,092,755.02-1,002,014,396.91-396,069,361.74

Finding the Fourth Proportional to 726,092,755.02, 1,002,014,396.91 and 396,069,361.74

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Solution

The fourth proportional to 726,092,755.02, 1,002,014,396.91 and 396,069,361.74 is: 546,579,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,092,755.02 : 1,002,014,396.91 = 396,069,361.74 : x
  2. Step 2: Convert to fraction form
    726,092,755.02/1,002,014,396.91 = 396,069,361.74/x
  3. Step 3: Cross multiply
    726,092,755.02x = 1,002,014,396.91 × 396,069,361.74
  4. Step 4: Simplify right side
    726,092,755.02x = 396,867,202,638,434,752
  5. Step 5: Solve for x
    x = 396,867,202,638,434,752/726,092,755.02
  6. Step 6: Final answer
    x = 546,579,207.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.