Home / 650,634,276.35-897,850,118.73-353,269,712.49

Finding the Fourth Proportional to 650,634,276.35, 897,850,118.73 and 353,269,712.49

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Solution

The fourth proportional to 650,634,276.35, 897,850,118.73 and 353,269,712.49 is: 487,498,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,634,276.35 : 897,850,118.73 = 353,269,712.49 : x
  2. Step 2: Convert to fraction form
    650,634,276.35/897,850,118.73 = 353,269,712.49/x
  3. Step 3: Cross multiply
    650,634,276.35x = 897,850,118.73 × 353,269,712.49
  4. Step 4: Simplify right side
    650,634,276.35x = 317,183,253,303,981,760
  5. Step 5: Solve for x
    x = 317,183,253,303,981,760/650,634,276.35
  6. Step 6: Final answer
    x = 487,498,530.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.