Home / 345,608,496.36-518,413,243.48-141,136,571.61

Finding the Fourth Proportional to 345,608,496.36, 518,413,243.48 and 141,136,571.61

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Solution

The fourth proportional to 345,608,496.36, 518,413,243.48 and 141,136,571.61 is: 211,705,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,608,496.36 : 518,413,243.48 = 141,136,571.61 : x
  2. Step 2: Convert to fraction form
    345,608,496.36/518,413,243.48 = 141,136,571.61/x
  3. Step 3: Cross multiply
    345,608,496.36x = 518,413,243.48 × 141,136,571.61
  4. Step 4: Simplify right side
    345,608,496.36x = 73,167,067,862,424,912
  5. Step 5: Solve for x
    x = 73,167,067,862,424,912/345,608,496.36
  6. Step 6: Final answer
    x = 211,705,061.17

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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.