Home / 345,608,496.38-518,413,243.50-141,136,571.62

Finding the Fourth Proportional to 345,608,496.38, 518,413,243.50 and 141,136,571.62

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Solution

The fourth proportional to 345,608,496.38, 518,413,243.50 and 141,136,571.62 is: 211,705,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,608,496.38 : 518,413,243.50 = 141,136,571.62 : x
  2. Step 2: Convert to fraction form
    345,608,496.38/518,413,243.50 = 141,136,571.62/x
  3. Step 3: Cross multiply
    345,608,496.38x = 518,413,243.50 × 141,136,571.62
  4. Step 4: Simplify right side
    345,608,496.38x = 73,167,067,869,994,256
  5. Step 5: Solve for x
    x = 73,167,067,869,994,256/345,608,496.38
  6. Step 6: Final answer
    x = 211,705,061.18

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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.