Home / 676,766,272.40-1,015,171,480.92-322,163,622.80

Finding the Fourth Proportional to 676,766,272.40, 1,015,171,480.92 and 322,163,622.80

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Solution

The fourth proportional to 676,766,272.40, 1,015,171,480.92 and 322,163,622.80 is: 483,255,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,766,272.40 : 1,015,171,480.92 = 322,163,622.80 : x
  2. Step 2: Convert to fraction form
    676,766,272.40/1,015,171,480.92 = 322,163,622.80/x
  3. Step 3: Cross multiply
    676,766,272.40x = 1,015,171,480.92 × 322,163,622.80
  4. Step 4: Simplify right side
    676,766,272.40x = 327,051,322,056,428,288
  5. Step 5: Solve for x
    x = 327,051,322,056,428,288/676,766,272.40
  6. Step 6: Final answer
    x = 483,255,941.37

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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.