Home / 371,127,051.33-512,156,523.29-206,114,615.97

Finding the Fourth Proportional to 371,127,051.33, 512,156,523.29 and 206,114,615.97

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Solution

The fourth proportional to 371,127,051.33, 512,156,523.29 and 206,114,615.97 is: 284,438,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,127,051.33 : 512,156,523.29 = 206,114,615.97 : x
  2. Step 2: Convert to fraction form
    371,127,051.33/512,156,523.29 = 206,114,615.97/x
  3. Step 3: Cross multiply
    371,127,051.33x = 512,156,523.29 × 206,114,615.97
  4. Step 4: Simplify right side
    371,127,051.33x = 105,562,945,113,418,144
  5. Step 5: Solve for x
    x = 105,562,945,113,418,144/371,127,051.33
  6. Step 6: Final answer
    x = 284,438,832.30

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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.