Home / 368,776,146.29-508,904,934.84-201,508,732.89

Finding the Fourth Proportional to 368,776,146.29, 508,904,934.84 and 201,508,732.89

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Solution

The fourth proportional to 368,776,146.29, 508,904,934.84 and 201,508,732.89 is: 278,078,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,776,146.29 : 508,904,934.84 = 201,508,732.89 : x
  2. Step 2: Convert to fraction form
    368,776,146.29/508,904,934.84 = 201,508,732.89/x
  3. Step 3: Cross multiply
    368,776,146.29x = 508,904,934.84 × 201,508,732.89
  4. Step 4: Simplify right side
    368,776,146.29x = 102,548,788,581,076,400
  5. Step 5: Solve for x
    x = 102,548,788,581,076,400/368,776,146.29
  6. Step 6: Final answer
    x = 278,078,692.49

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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.