Home / 484,512,322.20-726,862,961.70-208,163,002.20

Finding the Fourth Proportional to 484,512,322.20, 726,862,961.70 and 208,163,002.20

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Solution

The fourth proportional to 484,512,322.20, 726,862,961.70 and 208,163,002.20 is: 312,285,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,512,322.20 : 726,862,961.70 = 208,163,002.20 : x
  2. Step 2: Convert to fraction form
    484,512,322.20/726,862,961.70 = 208,163,002.20/x
  3. Step 3: Cross multiply
    484,512,322.20x = 726,862,961.70 × 208,163,002.20
  4. Step 4: Simplify right side
    484,512,322.20x = 151,305,976,295,455,616
  5. Step 5: Solve for x
    x = 151,305,976,295,455,616/484,512,322.20
  6. Step 6: Final answer
    x = 312,285,094.44

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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.