Home / 91,117,318.25-125,741,817.96-51,433,202.30

Finding the Fourth Proportional to 91,117,318.25, 125,741,817.96 and 51,433,202.30

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Solution

The fourth proportional to 91,117,318.25, 125,741,817.96 and 51,433,202.30 is: 70,977,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,117,318.25 : 125,741,817.96 = 51,433,202.30 : x
  2. Step 2: Convert to fraction form
    91,117,318.25/125,741,817.96 = 51,433,202.30/x
  3. Step 3: Cross multiply
    91,117,318.25x = 125,741,817.96 × 51,433,202.30
  4. Step 4: Simplify right side
    91,117,318.25x = 6,467,304,360,077,744
  5. Step 5: Solve for x
    x = 6,467,304,360,077,744/91,117,318.25
  6. Step 6: Final answer
    x = 70,977,773.32

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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.