Home / 101,125,247.72-139,551,848.34-54,714,483.32

Finding the Fourth Proportional to 101,125,247.72, 139,551,848.34 and 54,714,483.32

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Solution

The fourth proportional to 101,125,247.72, 139,551,848.34 and 54,714,483.32 is: 75,505,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,125,247.72 : 139,551,848.34 = 54,714,483.32 : x
  2. Step 2: Convert to fraction form
    101,125,247.72/139,551,848.34 = 54,714,483.32/x
  3. Step 3: Cross multiply
    101,125,247.72x = 139,551,848.34 × 54,714,483.32
  4. Step 4: Simplify right side
    101,125,247.72x = 7,635,507,278,274,100
  5. Step 5: Solve for x
    x = 7,635,507,278,274,100/101,125,247.72
  6. Step 6: Final answer
    x = 75,505,449.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.