Home / 156,630,135.40-234,945,203.10-95,408,132.20

Finding the Fourth Proportional to 156,630,135.40, 234,945,203.10 and 95,408,132.20

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Solution

The fourth proportional to 156,630,135.40, 234,945,203.10 and 95,408,132.20 is: 143,112,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,630,135.40 : 234,945,203.10 = 95,408,132.20 : x
  2. Step 2: Convert to fraction form
    156,630,135.40/234,945,203.10 = 95,408,132.20/x
  3. Step 3: Cross multiply
    156,630,135.40x = 234,945,203.10 × 95,408,132.20
  4. Step 4: Simplify right side
    156,630,135.40x = 22,415,682,997,120,648
  5. Step 5: Solve for x
    x = 22,415,682,997,120,648/156,630,135.40
  6. Step 6: Final answer
    x = 143,112,198.30

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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.