Home / 658,810,922.49-988,181,579.29-216,095,286.15

Finding the Fourth Proportional to 658,810,922.49, 988,181,579.29 and 216,095,286.15

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Solution

The fourth proportional to 658,810,922.49, 988,181,579.29 and 216,095,286.15 is: 324,131,513.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,810,922.49 : 988,181,579.29 = 216,095,286.15 : x
  2. Step 2: Convert to fraction form
    658,810,922.49/988,181,579.29 = 216,095,286.15/x
  3. Step 3: Cross multiply
    658,810,922.49x = 988,181,579.29 × 216,095,286.15
  4. Step 4: Simplify right side
    658,810,922.49x = 213,541,381,144,831,456
  5. Step 5: Solve for x
    x = 213,541,381,144,831,456/658,810,922.49
  6. Step 6: Final answer
    x = 324,131,513.09

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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.