Home / 194,231,376.60-291,300,408.90-112,172,803.80

Finding the Fourth Proportional to 194,231,376.60, 291,300,408.90 and 112,172,803.80

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Solution

The fourth proportional to 194,231,376.60, 291,300,408.90 and 112,172,803.80 is: 168,232,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,231,376.60 : 291,300,408.90 = 112,172,803.80 : x
  2. Step 2: Convert to fraction form
    194,231,376.60/291,300,408.90 = 112,172,803.80/x
  3. Step 3: Cross multiply
    194,231,376.60x = 291,300,408.90 × 112,172,803.80
  4. Step 4: Simplify right side
    194,231,376.60x = 32,675,983,614,399,472
  5. Step 5: Solve for x
    x = 32,675,983,614,399,472/194,231,376.60
  6. Step 6: Final answer
    x = 168,232,260.86

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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.