Home / 110,660,473.60-166,019,740.80-42,505,388.80

Finding the Fourth Proportional to 110,660,473.60, 166,019,740.80 and 42,505,388.80

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Solution

The fourth proportional to 110,660,473.60, 166,019,740.80 and 42,505,388.80 is: 63,769,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,660,473.60 : 166,019,740.80 = 42,505,388.80 : x
  2. Step 2: Convert to fraction form
    110,660,473.60/166,019,740.80 = 42,505,388.80/x
  3. Step 3: Cross multiply
    110,660,473.60x = 166,019,740.80 × 42,505,388.80
  4. Step 4: Simplify right side
    110,660,473.60x = 7,056,733,631,179,223
  5. Step 5: Solve for x
    x = 7,056,733,631,179,223/110,660,473.60
  6. Step 6: Final answer
    x = 63,769,233.96

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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.