Home / 169,384,623.72-254,089,079.77-70,917,242.30

Finding the Fourth Proportional to 169,384,623.72, 254,089,079.77 and 70,917,242.30

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Solution

The fourth proportional to 169,384,623.72, 254,089,079.77 and 70,917,242.30 is: 106,380,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,384,623.72 : 254,089,079.77 = 70,917,242.30 : x
  2. Step 2: Convert to fraction form
    169,384,623.72/254,089,079.77 = 70,917,242.30/x
  3. Step 3: Cross multiply
    169,384,623.72x = 254,089,079.77 × 70,917,242.30
  4. Step 4: Simplify right side
    169,384,623.72x = 18,019,296,835,833,120
  5. Step 5: Solve for x
    x = 18,019,296,835,833,120/169,384,623.72
  6. Step 6: Final answer
    x = 106,380,947.93

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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.