Home / 730,735,408.20-1,096,103,112.30-343,314,919.20

Finding the Fourth Proportional to 730,735,408.20, 1,096,103,112.30 and 343,314,919.20

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Solution

The fourth proportional to 730,735,408.20, 1,096,103,112.30 and 343,314,919.20 is: 514,972,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,735,408.20 : 1,096,103,112.30 = 343,314,919.20 : x
  2. Step 2: Convert to fraction form
    730,735,408.20/1,096,103,112.30 = 343,314,919.20/x
  3. Step 3: Cross multiply
    730,735,408.20x = 1,096,103,112.30 × 343,314,919.20
  4. Step 4: Simplify right side
    730,735,408.20x = 376,308,551,434,142,976
  5. Step 5: Solve for x
    x = 376,308,551,434,142,976/730,735,408.20
  6. Step 6: Final answer
    x = 514,972,378.80

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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.