Home / 127,089,003.70-190,633,505.55-34,972,563.70

Finding the Fourth Proportional to 127,089,003.70, 190,633,505.55 and 34,972,563.70

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Solution

The fourth proportional to 127,089,003.70, 190,633,505.55 and 34,972,563.70 is: 52,458,845.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,089,003.70 : 190,633,505.55 = 34,972,563.70 : x
  2. Step 2: Convert to fraction form
    127,089,003.70/190,633,505.55 = 34,972,563.70/x
  3. Step 3: Cross multiply
    127,089,003.70x = 190,633,505.55 × 34,972,563.70
  4. Step 4: Simplify right side
    127,089,003.70x = 6,666,942,416,201,680
  5. Step 5: Solve for x
    x = 6,666,942,416,201,680/127,089,003.70
  6. Step 6: Final answer
    x = 52,458,845.55

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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.