Home / 130,659,736.56-195,989,569.61-48,784,999.54

Finding the Fourth Proportional to 130,659,736.56, 195,989,569.61 and 48,784,999.54

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Solution

The fourth proportional to 130,659,736.56, 195,989,569.61 and 48,784,999.54 is: 73,177,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,659,736.56 : 195,989,569.61 = 48,784,999.54 : x
  2. Step 2: Convert to fraction form
    130,659,736.56/195,989,569.61 = 48,784,999.54/x
  3. Step 3: Cross multiply
    130,659,736.56x = 195,989,569.61 × 48,784,999.54
  4. Step 4: Simplify right side
    130,659,736.56x = 9,561,351,063,268,648
  5. Step 5: Solve for x
    x = 9,561,351,063,268,648/130,659,736.56
  6. Step 6: Final answer
    x = 73,177,486.16

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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.