Home / 156,630,833.40-234,946,250.10-133,452,132.60

Finding the Fourth Proportional to 156,630,833.40, 234,946,250.10 and 133,452,132.60

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Solution

The fourth proportional to 156,630,833.40, 234,946,250.10 and 133,452,132.60 is: 200,178,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,630,833.40 : 234,946,250.10 = 133,452,132.60 : x
  2. Step 2: Convert to fraction form
    156,630,833.40/234,946,250.10 = 133,452,132.60/x
  3. Step 3: Cross multiply
    156,630,833.40x = 234,946,250.10 × 133,452,132.60
  4. Step 4: Simplify right side
    156,630,833.40x = 31,354,078,122,217,960
  5. Step 5: Solve for x
    x = 31,354,078,122,217,960/156,630,833.40
  6. Step 6: Final answer
    x = 200,178,198.90

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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.