Home / 303,312,161.30-418,569,870.31-164,082,884.54

Finding the Fourth Proportional to 303,312,161.30, 418,569,870.31 and 164,082,884.54

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Solution

The fourth proportional to 303,312,161.30, 418,569,870.31 and 164,082,884.54 is: 226,433,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,312,161.30 : 418,569,870.31 = 164,082,884.54 : x
  2. Step 2: Convert to fraction form
    303,312,161.30/418,569,870.31 = 164,082,884.54/x
  3. Step 3: Cross multiply
    303,312,161.30x = 418,569,870.31 × 164,082,884.54
  4. Step 4: Simplify right side
    303,312,161.30x = 68,680,151,701,998,504
  5. Step 5: Solve for x
    x = 68,680,151,701,998,504/303,312,161.30
  6. Step 6: Final answer
    x = 226,433,887.15

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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.