Home / 219,091,229.70-328,350,696.78-167,085,409.89

Finding the Fourth Proportional to 219,091,229.70, 328,350,696.78 and 167,085,409.89

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Solution

The fourth proportional to 219,091,229.70, 328,350,696.78 and 167,085,409.89 is: 250,409,890.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,091,229.70 : 328,350,696.78 = 167,085,409.89 : x
  2. Step 2: Convert to fraction form
    219,091,229.70/328,350,696.78 = 167,085,409.89/x
  3. Step 3: Cross multiply
    219,091,229.70x = 328,350,696.78 × 167,085,409.89
  4. Step 4: Simplify right side
    219,091,229.70x = 54,862,610,758,694,776
  5. Step 5: Solve for x
    x = 54,862,610,758,694,776/219,091,229.70
  6. Step 6: Final answer
    x = 250,409,890.14

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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.