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Finding the Fourth Proportional to 373,404,546.90, 523,531,640.70 and 373,404,546.90

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Solution

The fourth proportional to 373,404,546.90, 523,531,640.70 and 373,404,546.90 is: 523,531,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,404,546.90 : 523,531,640.70 = 373,404,546.90 : x
  2. Step 2: Convert to fraction form
    373,404,546.90/523,531,640.70 = 373,404,546.90/x
  3. Step 3: Cross multiply
    373,404,546.90x = 523,531,640.70 × 373,404,546.90
  4. Step 4: Simplify right side
    373,404,546.90x = 195,489,095,083,397,088
  5. Step 5: Solve for x
    x = 195,489,095,083,397,088/373,404,546.90
  6. Step 6: Final answer
    x = 523,531,640.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.