Home / 219,451,646.58-329,250,645.26-145,965,134.69

Finding the Fourth Proportional to 219,451,646.58, 329,250,645.26 and 145,965,134.69

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Solution

The fourth proportional to 219,451,646.58, 329,250,645.26 and 145,965,134.69 is: 218,996,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,451,646.58 : 329,250,645.26 = 145,965,134.69 : x
  2. Step 2: Convert to fraction form
    219,451,646.58/329,250,645.26 = 145,965,134.69/x
  3. Step 3: Cross multiply
    219,451,646.58x = 329,250,645.26 × 145,965,134.69
  4. Step 4: Simplify right side
    219,451,646.58x = 48,059,114,782,145,304
  5. Step 5: Solve for x
    x = 48,059,114,782,145,304/219,451,646.58
  6. Step 6: Final answer
    x = 218,996,373.60

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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.