Home / 489,384,396.02-675,365,082.05-301,321,184.18

Finding the Fourth Proportional to 489,384,396.02, 675,365,082.05 and 301,321,184.18

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Solution

The fourth proportional to 489,384,396.02, 675,365,082.05 and 301,321,184.18 is: 415,832,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,384,396.02 : 675,365,082.05 = 301,321,184.18 : x
  2. Step 2: Convert to fraction form
    489,384,396.02/675,365,082.05 = 301,321,184.18/x
  3. Step 3: Cross multiply
    489,384,396.02x = 675,365,082.05 × 301,321,184.18
  4. Step 4: Simplify right side
    489,384,396.02x = 203,501,806,274,505,344
  5. Step 5: Solve for x
    x = 203,501,806,274,505,344/489,384,396.02
  6. Step 6: Final answer
    x = 415,832,233.17

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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.