Home / 156,523,337.40-234,785,006.10-99,080,470.20

Finding the Fourth Proportional to 156,523,337.40, 234,785,006.10 and 99,080,470.20

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Solution

The fourth proportional to 156,523,337.40, 234,785,006.10 and 99,080,470.20 is: 148,620,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,523,337.40 : 234,785,006.10 = 99,080,470.20 : x
  2. Step 2: Convert to fraction form
    156,523,337.40/234,785,006.10 = 99,080,470.20/x
  3. Step 3: Cross multiply
    156,523,337.40x = 234,785,006.10 × 99,080,470.20
  4. Step 4: Simplify right side
    156,523,337.40x = 23,262,608,800,297,868
  5. Step 5: Solve for x
    x = 23,262,608,800,297,868/156,523,337.40
  6. Step 6: Final answer
    x = 148,620,705.30

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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.