Home / 156,629,910.90-234,944,866.35-133,451,210.10

Finding the Fourth Proportional to 156,629,910.90, 234,944,866.35 and 133,451,210.10

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Solution

The fourth proportional to 156,629,910.90, 234,944,866.35 and 133,451,210.10 is: 200,176,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,629,910.90 : 234,944,866.35 = 133,451,210.10 : x
  2. Step 2: Convert to fraction form
    156,629,910.90/234,944,866.35 = 133,451,210.10/x
  3. Step 3: Cross multiply
    156,629,910.90x = 234,944,866.35 × 133,451,210.10
  4. Step 4: Simplify right side
    156,629,910.90x = 31,353,676,721,190,268
  5. Step 5: Solve for x
    x = 31,353,676,721,190,268/156,629,910.90
  6. Step 6: Final answer
    x = 200,176,815.15

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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.