Home / 329,904,729.60-494,731,123.20-99,797,337.60

Finding the Fourth Proportional to 329,904,729.60, 494,731,123.20 and 99,797,337.60

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Solution

The fourth proportional to 329,904,729.60, 494,731,123.20 and 99,797,337.60 is: 149,657,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,904,729.60 : 494,731,123.20 = 99,797,337.60 : x
  2. Step 2: Convert to fraction form
    329,904,729.60/494,731,123.20 = 99,797,337.60/x
  3. Step 3: Cross multiply
    329,904,729.60x = 494,731,123.20 × 99,797,337.60
  4. Step 4: Simplify right side
    329,904,729.60x = 49,372,848,923,217,592
  5. Step 5: Solve for x
    x = 49,372,848,923,217,592/329,904,729.60
  6. Step 6: Final answer
    x = 149,657,899.67

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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.