Home / 222,611,147.93-333,968,021.54-77,044,711.12

Finding the Fourth Proportional to 222,611,147.93, 333,968,021.54 and 77,044,711.12

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Solution

The fourth proportional to 222,611,147.93, 333,968,021.54 and 77,044,711.12 is: 115,584,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,611,147.93 : 333,968,021.54 = 77,044,711.12 : x
  2. Step 2: Convert to fraction form
    222,611,147.93/333,968,021.54 = 77,044,711.12/x
  3. Step 3: Cross multiply
    222,611,147.93x = 333,968,021.54 × 77,044,711.12
  4. Step 4: Simplify right side
    222,611,147.93x = 25,730,469,744,248,344
  5. Step 5: Solve for x
    x = 25,730,469,744,248,344/222,611,147.93
  6. Step 6: Final answer
    x = 115,584,821.26

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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.