Home / 156,522,002.40-234,783,003.60-99,079,135.20

Finding the Fourth Proportional to 156,522,002.40, 234,783,003.60 and 99,079,135.20

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Solution

The fourth proportional to 156,522,002.40, 234,783,003.60 and 99,079,135.20 is: 148,618,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,522,002.40 : 234,783,003.60 = 99,079,135.20 : x
  2. Step 2: Convert to fraction form
    156,522,002.40/234,783,003.60 = 99,079,135.20/x
  3. Step 3: Cross multiply
    156,522,002.40x = 234,783,003.60 × 99,079,135.20
  4. Step 4: Simplify right side
    156,522,002.40x = 23,262,096,956,346,488
  5. Step 5: Solve for x
    x = 23,262,096,956,346,488/156,522,002.40
  6. Step 6: Final answer
    x = 148,618,702.80

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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.