Home / 231,963,608.60-347,945,412.90-155,522,418.20

Finding the Fourth Proportional to 231,963,608.60, 347,945,412.90 and 155,522,418.20

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Solution

The fourth proportional to 231,963,608.60, 347,945,412.90 and 155,522,418.20 is: 233,283,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,963,608.60 : 347,945,412.90 = 155,522,418.20 : x
  2. Step 2: Convert to fraction form
    231,963,608.60/347,945,412.90 = 155,522,418.20/x
  3. Step 3: Cross multiply
    231,963,608.60x = 347,945,412.90 × 155,522,418.20
  4. Step 4: Simplify right side
    231,963,608.60x = 54,113,312,015,805,464
  5. Step 5: Solve for x
    x = 54,113,312,015,805,464/231,963,608.60
  6. Step 6: Final answer
    x = 233,283,627.30

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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.