Home / 110,630,142.60-165,945,213.90-99,670,648.20

Finding the Fourth Proportional to 110,630,142.60, 165,945,213.90 and 99,670,648.20

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Solution

The fourth proportional to 110,630,142.60, 165,945,213.90 and 99,670,648.20 is: 149,505,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,630,142.60 : 165,945,213.90 = 99,670,648.20 : x
  2. Step 2: Convert to fraction form
    110,630,142.60/165,945,213.90 = 99,670,648.20/x
  3. Step 3: Cross multiply
    110,630,142.60x = 165,945,213.90 × 99,670,648.20
  4. Step 4: Simplify right side
    110,630,142.60x = 16,539,867,035,100,652
  5. Step 5: Solve for x
    x = 16,539,867,035,100,652/110,630,142.60
  6. Step 6: Final answer
    x = 149,505,972.30

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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.