Home / 197,779,620.60-296,795,402.10-115,898,340.60

Finding the Fourth Proportional to 197,779,620.60, 296,795,402.10 and 115,898,340.60

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Solution

The fourth proportional to 197,779,620.60, 296,795,402.10 and 115,898,340.60 is: 173,921,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,779,620.60 : 296,795,402.10 = 115,898,340.60 : x
  2. Step 2: Convert to fraction form
    197,779,620.60/296,795,402.10 = 115,898,340.60/x
  3. Step 3: Cross multiply
    197,779,620.60x = 296,795,402.10 × 115,898,340.60
  4. Step 4: Simplify right side
    197,779,620.60x = 34,398,094,601,099,756
  5. Step 5: Solve for x
    x = 34,398,094,601,099,756/197,779,620.60
  6. Step 6: Final answer
    x = 173,921,329.69

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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.