Home / 197,588,257.54-296,422,134.63-68,200,879.30

Finding the Fourth Proportional to 197,588,257.54, 296,422,134.63 and 68,200,879.30

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Solution

The fourth proportional to 197,588,257.54, 296,422,134.63 and 68,200,879.30 is: 102,315,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,588,257.54 : 296,422,134.63 = 68,200,879.30 : x
  2. Step 2: Convert to fraction form
    197,588,257.54/296,422,134.63 = 68,200,879.30/x
  3. Step 3: Cross multiply
    197,588,257.54x = 296,422,134.63 × 68,200,879.30
  4. Step 4: Simplify right side
    197,588,257.54x = 20,216,250,225,748,980
  5. Step 5: Solve for x
    x = 20,216,250,225,748,980/197,588,257.54
  6. Step 6: Final answer
    x = 102,315,038.74

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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.