Home / 331,903,125.20-498,232,601.40-195,665,272.40

Finding the Fourth Proportional to 331,903,125.20, 498,232,601.40 and 195,665,272.40

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Solution

The fourth proportional to 331,903,125.20, 498,232,601.40 and 195,665,272.40 is: 293,720,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,903,125.20 : 498,232,601.40 = 195,665,272.40 : x
  2. Step 2: Convert to fraction form
    331,903,125.20/498,232,601.40 = 195,665,272.40/x
  3. Step 3: Cross multiply
    331,903,125.20x = 498,232,601.40 × 195,665,272.40
  4. Step 4: Simplify right side
    331,903,125.20x = 97,486,817,671,491,616
  5. Step 5: Solve for x
    x = 97,486,817,671,491,616/331,903,125.20
  6. Step 6: Final answer
    x = 293,720,698.21

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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.