Home / 140,919,048.60-211,327,858.80-48,777,751.32

Finding the Fourth Proportional to 140,919,048.60, 211,327,858.80 and 48,777,751.32

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Solution

The fourth proportional to 140,919,048.60, 211,327,858.80 and 48,777,751.32 is: 73,149,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,919,048.60 : 211,327,858.80 = 48,777,751.32 : x
  2. Step 2: Convert to fraction form
    140,919,048.60/211,327,858.80 = 48,777,751.32/x
  3. Step 3: Cross multiply
    140,919,048.60x = 211,327,858.80 × 48,777,751.32
  4. Step 4: Simplify right side
    140,919,048.60x = 10,308,097,743,534,474
  5. Step 5: Solve for x
    x = 10,308,097,743,534,474/140,919,048.60
  6. Step 6: Final answer
    x = 73,149,072.79

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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.