Home / 101,504,741.86-140,076,657.21-55,094,983.30

Finding the Fourth Proportional to 101,504,741.86, 140,076,657.21 and 55,094,983.30

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Solution

The fourth proportional to 101,504,741.86, 140,076,657.21 and 55,094,983.30 is: 76,031,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,504,741.86 : 140,076,657.21 = 55,094,983.30 : x
  2. Step 2: Convert to fraction form
    101,504,741.86/140,076,657.21 = 55,094,983.30/x
  3. Step 3: Cross multiply
    101,504,741.86x = 140,076,657.21 × 55,094,983.30
  4. Step 4: Simplify right side
    101,504,741.86x = 7,717,521,089,704,775
  5. Step 5: Solve for x
    x = 7,717,521,089,704,775/101,504,741.86
  6. Step 6: Final answer
    x = 76,031,138.53

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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.