Home / 374,579,989,936.10-516,831,789,278.10-211,999,635,782.02

Finding the Fourth Proportional to 374,579,989,936.10, 516,831,789,278.10 and 211,999,635,782.02

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Solution

The fourth proportional to 374,579,989,936.10, 516,831,789,278.10 and 211,999,635,782.02 is: 292,509,354,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,579,989,936.10 : 516,831,789,278.10 = 211,999,635,782.02 : x
  2. Step 2: Convert to fraction form
    374,579,989,936.10/516,831,789,278.10 = 211,999,635,782.02/x
  3. Step 3: Cross multiply
    374,579,989,936.10x = 516,831,789,278.10 × 211,999,635,782.02
  4. Step 4: Simplify right side
    374,579,989,936.10x = 109,568,151,087,526,902,235,136
  5. Step 5: Solve for x
    x = 109,568,151,087,526,902,235,136/374,579,989,936.10
  6. Step 6: Final answer
    x = 292,509,354,560.61

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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.