Home / 345,629,044.62-518,444,092.95-141,157,119.87

Finding the Fourth Proportional to 345,629,044.62, 518,444,092.95 and 141,157,119.87

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Solution

The fourth proportional to 345,629,044.62, 518,444,092.95 and 141,157,119.87 is: 211,735,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,629,044.62 : 518,444,092.95 = 141,157,119.87 : x
  2. Step 2: Convert to fraction form
    345,629,044.62/518,444,092.95 = 141,157,119.87/x
  3. Step 3: Cross multiply
    345,629,044.62x = 518,444,092.95 × 141,157,119.87
  4. Step 4: Simplify right side
    345,629,044.62x = 73,182,074,974,436,576
  5. Step 5: Solve for x
    x = 73,182,074,974,436,576/345,629,044.62
  6. Step 6: Final answer
    x = 211,735,894.63

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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.