Home / 810,722,791,761.78-1,118,723,503,991.50-481,069,017,412.04

Finding the Fourth Proportional to 810,722,791,761.78, 1,118,723,503,991.50 and 481,069,017,412.04

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Solution

The fourth proportional to 810,722,791,761.78, 1,118,723,503,991.50 and 481,069,017,412.04 is: 663,831,364,172.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,722,791,761.78 : 1,118,723,503,991.50 = 481,069,017,412.04 : x
  2. Step 2: Convert to fraction form
    810,722,791,761.78/1,118,723,503,991.50 = 481,069,017,412.04/x
  3. Step 3: Cross multiply
    810,722,791,761.78x = 1,118,723,503,991.50 × 481,069,017,412.04
  4. Step 4: Simplify right side
    810,722,791,761.78x = 538,183,216,820,945,279,778,816
  5. Step 5: Solve for x
    x = 538,183,216,820,945,279,778,816/810,722,791,761.78
  6. Step 6: Final answer
    x = 663,831,364,172.48

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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.