Home / 297,215,200.20-445,444,886.70-143,530,336.20

Finding the Fourth Proportional to 297,215,200.20, 445,444,886.70 and 143,530,336.20

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Solution

The fourth proportional to 297,215,200.20, 445,444,886.70 and 143,530,336.20 is: 215,113,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,215,200.20 : 445,444,886.70 = 143,530,336.20 : x
  2. Step 2: Convert to fraction form
    297,215,200.20/445,444,886.70 = 143,530,336.20/x
  3. Step 3: Cross multiply
    297,215,200.20x = 445,444,886.70 × 143,530,336.20
  4. Step 4: Simplify right side
    297,215,200.20x = 63,934,854,346,621,904
  5. Step 5: Solve for x
    x = 63,934,854,346,621,904/297,215,200.20
  6. Step 6: Final answer
    x = 215,113,003.32

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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.