Home / 243,089,282.14-364,691,931.92-79,327,343.39

Finding the Fourth Proportional to 243,089,282.14, 364,691,931.92 and 79,327,343.39

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Solution

The fourth proportional to 243,089,282.14, 364,691,931.92 and 79,327,343.39 is: 119,009,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,089,282.14 : 364,691,931.92 = 79,327,343.39 : x
  2. Step 2: Convert to fraction form
    243,089,282.14/364,691,931.92 = 79,327,343.39/x
  3. Step 3: Cross multiply
    243,089,282.14x = 364,691,931.92 × 79,327,343.39
  4. Step 4: Simplify right side
    243,089,282.14x = 28,930,042,113,503,544
  5. Step 5: Solve for x
    x = 28,930,042,113,503,544/243,089,282.14
  6. Step 6: Final answer
    x = 119,009,945.06

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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.