Home / 374,579,989,933.35-516,831,789,274.30-211,999,635,779.27

Finding the Fourth Proportional to 374,579,989,933.35, 516,831,789,274.30 and 211,999,635,779.27

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Solution

The fourth proportional to 374,579,989,933.35, 516,831,789,274.30 and 211,999,635,779.27 is: 292,509,354,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,579,989,933.35 : 516,831,789,274.30 = 211,999,635,779.27 : x
  2. Step 2: Convert to fraction form
    374,579,989,933.35/516,831,789,274.30 = 211,999,635,779.27/x
  3. Step 3: Cross multiply
    374,579,989,933.35x = 516,831,789,274.30 × 211,999,635,779.27
  4. Step 4: Simplify right side
    374,579,989,933.35x = 109,568,151,085,300,012,023,808
  5. Step 5: Solve for x
    x = 109,568,151,085,300,012,023,808/374,579,989,933.35
  6. Step 6: Final answer
    x = 292,509,354,556.81

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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.