Home / 368,776,149.30-508,904,938.98-201,508,735.89

Finding the Fourth Proportional to 368,776,149.30, 508,904,938.98 and 201,508,735.89

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Solution

The fourth proportional to 368,776,149.30, 508,904,938.98 and 201,508,735.89 is: 278,078,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,776,149.30 : 508,904,938.98 = 201,508,735.89 : x
  2. Step 2: Convert to fraction form
    368,776,149.30/508,904,938.98 = 201,508,735.89/x
  3. Step 3: Cross multiply
    368,776,149.30x = 508,904,938.98 × 201,508,735.89
  4. Step 4: Simplify right side
    368,776,149.30x = 102,548,790,942,037,376
  5. Step 5: Solve for x
    x = 102,548,790,942,037,376/368,776,149.30
  6. Step 6: Final answer
    x = 278,078,696.62

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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.