Home / 494,831,038.96-682,868,429.40-274,814,464.96

Finding the Fourth Proportional to 494,831,038.96, 682,868,429.40 and 274,814,464.96

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Solution

The fourth proportional to 494,831,038.96, 682,868,429.40 and 274,814,464.96 is: 379,244,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,831,038.96 : 682,868,429.40 = 274,814,464.96 : x
  2. Step 2: Convert to fraction form
    494,831,038.96/682,868,429.40 = 274,814,464.96/x
  3. Step 3: Cross multiply
    494,831,038.96x = 682,868,429.40 × 274,814,464.96
  4. Step 4: Simplify right side
    494,831,038.96x = 187,662,122,063,636,512
  5. Step 5: Solve for x
    x = 187,662,122,063,636,512/494,831,038.96
  6. Step 6: Final answer
    x = 379,244,847.81

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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.