Home / 66,832,214.60-100,234,325.10-32,778,000.20

Finding the Fourth Proportional to 66,832,214.60, 100,234,325.10 and 32,778,000.20

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Solution

The fourth proportional to 66,832,214.60, 100,234,325.10 and 32,778,000.20 is: 49,160,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,832,214.60 : 100,234,325.10 = 32,778,000.20 : x
  2. Step 2: Convert to fraction form
    66,832,214.60/100,234,325.10 = 32,778,000.20/x
  3. Step 3: Cross multiply
    66,832,214.60x = 100,234,325.10 × 32,778,000.20
  4. Step 4: Simplify right side
    66,832,214.60x = 3,285,480,728,174,664.50
  5. Step 5: Solve for x
    x = 3,285,480,728,174,664.50/66,832,214.60
  6. Step 6: Final answer
    x = 49,160,135.54

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1.5x scale

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.