Home / 198,154,331.60-297,231,497.40-146,498,266.40

Finding the Fourth Proportional to 198,154,331.60, 297,231,497.40 and 146,498,266.40

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Solution

The fourth proportional to 198,154,331.60, 297,231,497.40 and 146,498,266.40 is: 219,747,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,154,331.60 : 297,231,497.40 = 146,498,266.40 : x
  2. Step 2: Convert to fraction form
    198,154,331.60/297,231,497.40 = 146,498,266.40/x
  3. Step 3: Cross multiply
    198,154,331.60x = 297,231,497.40 × 146,498,266.40
  4. Step 4: Simplify right side
    198,154,331.60x = 43,543,899,088,576,104
  5. Step 5: Solve for x
    x = 43,543,899,088,576,104/198,154,331.60
  6. Step 6: Final answer
    x = 219,747,399.60

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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.