Home / 234,921,937.80-352,382,906.70-81,552,001.80

Finding the Fourth Proportional to 234,921,937.80, 352,382,906.70 and 81,552,001.80

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Solution

The fourth proportional to 234,921,937.80, 352,382,906.70 and 81,552,001.80 is: 122,328,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,921,937.80 : 352,382,906.70 = 81,552,001.80 : x
  2. Step 2: Convert to fraction form
    234,921,937.80/352,382,906.70 = 81,552,001.80/x
  3. Step 3: Cross multiply
    234,921,937.80x = 352,382,906.70 × 81,552,001.80
  4. Step 4: Simplify right side
    234,921,937.80x = 28,737,531,441,487,632
  5. Step 5: Solve for x
    x = 28,737,531,441,487,632/234,921,937.80
  6. Step 6: Final answer
    x = 122,328,002.70

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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.