Home / 484,466,999.20-725,834,446.80-294,827,855.20

Finding the Fourth Proportional to 484,466,999.20, 725,834,446.80 and 294,827,855.20

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Solution

The fourth proportional to 484,466,999.20, 725,834,446.80 and 294,827,855.20 is: 441,714,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,466,999.20 : 725,834,446.80 = 294,827,855.20 : x
  2. Step 2: Convert to fraction form
    484,466,999.20/725,834,446.80 = 294,827,855.20/x
  3. Step 3: Cross multiply
    484,466,999.20x = 725,834,446.80 × 294,827,855.20
  4. Step 4: Simplify right side
    484,466,999.20x = 213,996,213,180,322,496
  5. Step 5: Solve for x
    x = 213,996,213,180,322,496/484,466,999.20
  6. Step 6: Final answer
    x = 441,714,737.09

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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.