Home / 110,619,176.40-165,928,764.60-76,181,799.60

Finding the Fourth Proportional to 110,619,176.40, 165,928,764.60 and 76,181,799.60

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Solution

The fourth proportional to 110,619,176.40, 165,928,764.60 and 76,181,799.60 is: 114,272,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,619,176.40 : 165,928,764.60 = 76,181,799.60 : x
  2. Step 2: Convert to fraction form
    110,619,176.40/165,928,764.60 = 76,181,799.60/x
  3. Step 3: Cross multiply
    110,619,176.40x = 165,928,764.60 × 76,181,799.60
  4. Step 4: Simplify right side
    110,619,176.40x = 12,640,751,892,632,772
  5. Step 5: Solve for x
    x = 12,640,751,892,632,772/110,619,176.40
  6. Step 6: Final answer
    x = 114,272,699.40

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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.