Home / 140,919,020.10-211,327,816.05-48,777,722.82

Finding the Fourth Proportional to 140,919,020.10, 211,327,816.05 and 48,777,722.82

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Solution

The fourth proportional to 140,919,020.10, 211,327,816.05 and 48,777,722.82 is: 73,149,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,919,020.10 : 211,327,816.05 = 48,777,722.82 : x
  2. Step 2: Convert to fraction form
    140,919,020.10/211,327,816.05 = 48,777,722.82/x
  3. Step 3: Cross multiply
    140,919,020.10x = 211,327,816.05 × 48,777,722.82
  4. Step 4: Simplify right side
    140,919,020.10x = 10,308,089,635,442,848
  5. Step 5: Solve for x
    x = 10,308,089,635,442,848/140,919,020.10
  6. Step 6: Final answer
    x = 73,149,030.05

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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.