Home / 110,619,007.40-165,928,511.10-76,181,630.60

Finding the Fourth Proportional to 110,619,007.40, 165,928,511.10 and 76,181,630.60

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Solution

The fourth proportional to 110,619,007.40, 165,928,511.10 and 76,181,630.60 is: 114,272,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,619,007.40 : 165,928,511.10 = 76,181,630.60 : x
  2. Step 2: Convert to fraction form
    110,619,007.40/165,928,511.10 = 76,181,630.60/x
  3. Step 3: Cross multiply
    110,619,007.40x = 165,928,511.10 × 76,181,630.60
  4. Step 4: Simplify right side
    110,619,007.40x = 12,640,704,538,628,198
  5. Step 5: Solve for x
    x = 12,640,704,538,628,198/110,619,007.40
  6. Step 6: Final answer
    x = 114,272,445.90

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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.