Home / 297,215,200.70-445,444,887.45-143,530,336.70

Finding the Fourth Proportional to 297,215,200.70, 445,444,887.45 and 143,530,336.70

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Solution

The fourth proportional to 297,215,200.70, 445,444,887.45 and 143,530,336.70 is: 215,113,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,215,200.70 : 445,444,887.45 = 143,530,336.70 : x
  2. Step 2: Convert to fraction form
    297,215,200.70/445,444,887.45 = 143,530,336.70/x
  3. Step 3: Cross multiply
    297,215,200.70x = 445,444,887.45 × 143,530,336.70
  4. Step 4: Simplify right side
    297,215,200.70x = 63,934,854,676,992,096
  5. Step 5: Solve for x
    x = 63,934,854,676,992,096/297,215,200.70
  6. Step 6: Final answer
    x = 215,113,004.07

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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.