Home / 122,485,841.20-183,728,761.80-41,706,809.20

Finding the Fourth Proportional to 122,485,841.20, 183,728,761.80 and 41,706,809.20

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Solution

The fourth proportional to 122,485,841.20, 183,728,761.80 and 41,706,809.20 is: 62,560,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,485,841.20 : 183,728,761.80 = 41,706,809.20 : x
  2. Step 2: Convert to fraction form
    122,485,841.20/183,728,761.80 = 41,706,809.20/x
  3. Step 3: Cross multiply
    122,485,841.20x = 183,728,761.80 × 41,706,809.20
  4. Step 4: Simplify right side
    122,485,841.20x = 7,662,740,412,944,850
  5. Step 5: Solve for x
    x = 7,662,740,412,944,850/122,485,841.20
  6. Step 6: Final answer
    x = 62,560,213.80

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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.