Home / 251,640,783,379.55-347,264,267,781.18-135,897,531,874.01

Finding the Fourth Proportional to 251,640,783,379.55, 347,264,267,781.18 and 135,897,531,874.01

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Solution

The fourth proportional to 251,640,783,379.55, 347,264,267,781.18 and 135,897,531,874.01 is: 187,538,586,812.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,640,783,379.55 : 347,264,267,781.18 = 135,897,531,874.01 : x
  2. Step 2: Convert to fraction form
    251,640,783,379.55/347,264,267,781.18 = 135,897,531,874.01/x
  3. Step 3: Cross multiply
    251,640,783,379.55x = 347,264,267,781.18 × 135,897,531,874.01
  4. Step 4: Simplify right side
    251,640,783,379.55x = 47,192,356,899,497,653,043,200
  5. Step 5: Solve for x
    x = 47,192,356,899,497,653,043,200/251,640,783,379.55
  6. Step 6: Final answer
    x = 187,538,586,812.92

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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.