Home / 156,008,125.20-234,040,181.40-65,140,899.60

Finding the Fourth Proportional to 156,008,125.20, 234,040,181.40 and 65,140,899.60

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Solution

The fourth proportional to 156,008,125.20, 234,040,181.40 and 65,140,899.60 is: 97,723,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,008,125.20 : 234,040,181.40 = 65,140,899.60 : x
  2. Step 2: Convert to fraction form
    156,008,125.20/234,040,181.40 = 65,140,899.60/x
  3. Step 3: Cross multiply
    156,008,125.20x = 234,040,181.40 × 65,140,899.60
  4. Step 4: Simplify right side
    156,008,125.20x = 15,245,587,958,943,188
  5. Step 5: Solve for x
    x = 15,245,587,958,943,188/156,008,125.20
  6. Step 6: Final answer
    x = 97,723,038.08

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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.