Home / 303,218,913.44-418,442,100.22-163,989,675.04

Finding the Fourth Proportional to 303,218,913.44, 418,442,100.22 and 163,989,675.04

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Solution

The fourth proportional to 303,218,913.44, 418,442,100.22 and 163,989,675.04 is: 226,305,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,218,913.44 : 418,442,100.22 = 163,989,675.04 : x
  2. Step 2: Convert to fraction form
    303,218,913.44/418,442,100.22 = 163,989,675.04/x
  3. Step 3: Cross multiply
    303,218,913.44x = 418,442,100.22 × 163,989,675.04
  4. Step 4: Simplify right side
    303,218,913.44x = 68,620,184,038,132,912
  5. Step 5: Solve for x
    x = 68,620,184,038,132,912/303,218,913.44
  6. Step 6: Final answer
    x = 226,305,751.38

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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.