Home / 603,274,012,265.58-905,003,999,319.42-205,687,609,634.25

Finding the Fourth Proportional to 603,274,012,265.58, 905,003,999,319.42 and 205,687,609,634.25

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Solution

The fourth proportional to 603,274,012,265.58, 905,003,999,319.42 and 205,687,609,634.25 is: 308,563,116,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,274,012,265.58 : 905,003,999,319.42 = 205,687,609,634.25 : x
  2. Step 2: Convert to fraction form
    603,274,012,265.58/905,003,999,319.42 = 205,687,609,634.25/x
  3. Step 3: Cross multiply
    603,274,012,265.58x = 905,003,999,319.42 × 205,687,609,634.25
  4. Step 4: Simplify right side
    603,274,012,265.58x = 186,148,109,329,447,906,181,120
  5. Step 5: Solve for x
    x = 186,148,109,329,447,906,181,120/603,274,012,265.58
  6. Step 6: Final answer
    x = 308,563,116,502.19

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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.