Home / 299,448,923.70-449,173,385.55-146,016,002.10

Finding the Fourth Proportional to 299,448,923.70, 449,173,385.55 and 146,016,002.10

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Solution

The fourth proportional to 299,448,923.70, 449,173,385.55 and 146,016,002.10 is: 219,024,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,448,923.70 : 449,173,385.55 = 146,016,002.10 : x
  2. Step 2: Convert to fraction form
    299,448,923.70/449,173,385.55 = 146,016,002.10/x
  3. Step 3: Cross multiply
    299,448,923.70x = 449,173,385.55 × 146,016,002.10
  4. Step 4: Simplify right side
    299,448,923.70x = 65,586,502,007,732,912
  5. Step 5: Solve for x
    x = 65,586,502,007,732,912/299,448,923.70
  6. Step 6: Final answer
    x = 219,024,003.15

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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.