Home / 194,219,728.10-291,245,611.35-97,137,923.30

Finding the Fourth Proportional to 194,219,728.10, 291,245,611.35 and 97,137,923.30

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Solution

The fourth proportional to 194,219,728.10, 291,245,611.35 and 97,137,923.30 is: 145,664,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,219,728.10 : 291,245,611.35 = 97,137,923.30 : x
  2. Step 2: Convert to fraction form
    194,219,728.10/291,245,611.35 = 97,137,923.30/x
  3. Step 3: Cross multiply
    194,219,728.10x = 291,245,611.35 × 97,137,923.30
  4. Step 4: Simplify right side
    194,219,728.10x = 28,290,993,856,777,912
  5. Step 5: Solve for x
    x = 28,290,993,856,777,912/194,219,728.10
  6. Step 6: Final answer
    x = 145,664,882.42

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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.