Home / 371,101,706.06-512,106,324.30-206,099,904.38

Finding the Fourth Proportional to 371,101,706.06, 512,106,324.30 and 206,099,904.38

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Solution

The fourth proportional to 371,101,706.06, 512,106,324.30 and 206,099,904.38 is: 284,410,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,101,706.06 : 512,106,324.30 = 206,099,904.38 : x
  2. Step 2: Convert to fraction form
    371,101,706.06/512,106,324.30 = 206,099,904.38/x
  3. Step 3: Cross multiply
    371,101,706.06x = 512,106,324.30 × 206,099,904.38
  4. Step 4: Simplify right side
    371,101,706.06x = 105,545,064,470,623,264
  5. Step 5: Solve for x
    x = 105,545,064,470,623,264/371,101,706.06
  6. Step 6: Final answer
    x = 284,410,076.12

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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.