Home / 141,481,462.12-212,242,122.21-49,351,763.89

Finding the Fourth Proportional to 141,481,462.12, 212,242,122.21 and 49,351,763.89

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Solution

The fourth proportional to 141,481,462.12, 212,242,122.21 and 49,351,763.89 is: 74,034,597.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,481,462.12 : 212,242,122.21 = 49,351,763.89 : x
  2. Step 2: Convert to fraction form
    141,481,462.12/212,242,122.21 = 49,351,763.89/x
  3. Step 3: Cross multiply
    141,481,462.12x = 212,242,122.21 × 49,351,763.89
  4. Step 4: Simplify right side
    141,481,462.12x = 10,474,523,102,076,954
  5. Step 5: Solve for x
    x = 10,474,523,102,076,954/141,481,462.12
  6. Step 6: Final answer
    x = 74,034,597.50

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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.