Home / 548,107,683.38-821,833,190.28-174,454,168.29

Finding the Fourth Proportional to 548,107,683.38, 821,833,190.28 and 174,454,168.29

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Solution

The fourth proportional to 548,107,683.38, 821,833,190.28 and 174,454,168.29 is: 261,576,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,107,683.38 : 821,833,190.28 = 174,454,168.29 : x
  2. Step 2: Convert to fraction form
    548,107,683.38/821,833,190.28 = 174,454,168.29/x
  3. Step 3: Cross multiply
    548,107,683.38x = 821,833,190.28 × 174,454,168.29
  4. Step 4: Simplify right side
    548,107,683.38x = 143,372,225,683,414,704
  5. Step 5: Solve for x
    x = 143,372,225,683,414,704/548,107,683.38
  6. Step 6: Final answer
    x = 261,576,748.57

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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.