Home / 169,384,571.60-254,089,001.52-70,917,190.20

Finding the Fourth Proportional to 169,384,571.60, 254,089,001.52 and 70,917,190.20

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Solution

The fourth proportional to 169,384,571.60, 254,089,001.52 and 70,917,190.20 is: 106,380,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,384,571.60 : 254,089,001.52 = 70,917,190.20 : x
  2. Step 2: Convert to fraction form
    169,384,571.60/254,089,001.52 = 70,917,190.20/x
  3. Step 3: Cross multiply
    169,384,571.60x = 254,089,001.52 × 70,917,190.20
  4. Step 4: Simplify right side
    169,384,571.60x = 18,019,278,048,521,932
  5. Step 5: Solve for x
    x = 18,019,278,048,521,932/169,384,571.60
  6. Step 6: Final answer
    x = 106,380,869.75

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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.