Home / 110,726,039.60-166,089,059.40-67,679,318.60

Finding the Fourth Proportional to 110,726,039.60, 166,089,059.40 and 67,679,318.60

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Solution

The fourth proportional to 110,726,039.60, 166,089,059.40 and 67,679,318.60 is: 101,518,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,726,039.60 : 166,089,059.40 = 67,679,318.60 : x
  2. Step 2: Convert to fraction form
    110,726,039.60/166,089,059.40 = 67,679,318.60/x
  3. Step 3: Cross multiply
    110,726,039.60x = 166,089,059.40 × 67,679,318.60
  4. Step 4: Simplify right side
    110,726,039.60x = 11,240,794,367,106,924
  5. Step 5: Solve for x
    x = 11,240,794,367,106,924/110,726,039.60
  6. Step 6: Final answer
    x = 101,518,977.90

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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.