Home / 85,522,892.09-118,022,515.93-50,242,184.33

Finding the Fourth Proportional to 85,522,892.09, 118,022,515.93 and 50,242,184.33

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Solution

The fourth proportional to 85,522,892.09, 118,022,515.93 and 50,242,184.33 is: 69,334,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,522,892.09 : 118,022,515.93 = 50,242,184.33 : x
  2. Step 2: Convert to fraction form
    85,522,892.09/118,022,515.93 = 50,242,184.33/x
  3. Step 3: Cross multiply
    85,522,892.09x = 118,022,515.93 × 50,242,184.33
  4. Step 4: Simplify right side
    85,522,892.09x = 5,929,708,999,918,112
  5. Step 5: Solve for x
    x = 5,929,708,999,918,112/85,522,892.09
  6. Step 6: Final answer
    x = 69,334,757.69

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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.