Home / 303,312,160.30-418,569,868.93-164,082,883.54

Finding the Fourth Proportional to 303,312,160.30, 418,569,868.93 and 164,082,883.54

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Solution

The fourth proportional to 303,312,160.30, 418,569,868.93 and 164,082,883.54 is: 226,433,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,312,160.30 : 418,569,868.93 = 164,082,883.54 : x
  2. Step 2: Convert to fraction form
    303,312,160.30/418,569,868.93 = 164,082,883.54/x
  3. Step 3: Cross multiply
    303,312,160.30x = 418,569,868.93 × 164,082,883.54
  4. Step 4: Simplify right side
    303,312,160.30x = 68,680,151,056,994,256
  5. Step 5: Solve for x
    x = 68,680,151,056,994,256/303,312,160.30
  6. Step 6: Final answer
    x = 226,433,885.77

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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.