Home / 373,670,348.40-560,505,522.60-228,387,665.03

Finding the Fourth Proportional to 373,670,348.40, 560,505,522.60 and 228,387,665.03

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Solution

The fourth proportional to 373,670,348.40, 560,505,522.60 and 228,387,665.03 is: 342,581,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670,348.40 : 560,505,522.60 = 228,387,665.03 : x
  2. Step 2: Convert to fraction form
    373,670,348.40/560,505,522.60 = 228,387,665.03/x
  3. Step 3: Cross multiply
    373,670,348.40x = 560,505,522.60 × 228,387,665.03
  4. Step 4: Simplify right side
    373,670,348.40x = 128,012,547,540,231,376
  5. Step 5: Solve for x
    x = 128,012,547,540,231,376/373,670,348.40
  6. Step 6: Final answer
    x = 342,581,497.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.