Home / 138,094,106.56-207,168,447.36-50,656,435.34

Finding the Fourth Proportional to 138,094,106.56, 207,168,447.36 and 50,656,435.34

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Solution

The fourth proportional to 138,094,106.56, 207,168,447.36 and 50,656,435.34 is: 75,994,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,094,106.56 : 207,168,447.36 = 50,656,435.34 : x
  2. Step 2: Convert to fraction form
    138,094,106.56/207,168,447.36 = 50,656,435.34/x
  3. Step 3: Cross multiply
    138,094,106.56x = 207,168,447.36 × 50,656,435.34
  4. Step 4: Simplify right side
    138,094,106.56x = 10,494,415,058,180,036
  5. Step 5: Solve for x
    x = 10,494,415,058,180,036/138,094,106.56
  6. Step 6: Final answer
    x = 75,994,662.77

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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.