Home / 194,016,823.20-291,025,234.80-91,980,151.20

Finding the Fourth Proportional to 194,016,823.20, 291,025,234.80 and 91,980,151.20

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Solution

The fourth proportional to 194,016,823.20, 291,025,234.80 and 91,980,151.20 is: 137,970,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,016,823.20 : 291,025,234.80 = 91,980,151.20 : x
  2. Step 2: Convert to fraction form
    194,016,823.20/291,025,234.80 = 91,980,151.20/x
  3. Step 3: Cross multiply
    194,016,823.20x = 291,025,234.80 × 91,980,151.20
  4. Step 4: Simplify right side
    194,016,823.20x = 26,768,545,099,919,504
  5. Step 5: Solve for x
    x = 26,768,545,099,919,504/194,016,823.20
  6. Step 6: Final answer
    x = 137,970,226.80

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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.