Home / 183,131,881.20-274,697,821.80-68,092,619.40

Finding the Fourth Proportional to 183,131,881.20, 274,697,821.80 and 68,092,619.40

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Solution

The fourth proportional to 183,131,881.20, 274,697,821.80 and 68,092,619.40 is: 102,138,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,131,881.20 : 274,697,821.80 = 68,092,619.40 : x
  2. Step 2: Convert to fraction form
    183,131,881.20/274,697,821.80 = 68,092,619.40/x
  3. Step 3: Cross multiply
    183,131,881.20x = 274,697,821.80 × 68,092,619.40
  4. Step 4: Simplify right side
    183,131,881.20x = 18,704,894,229,836,424
  5. Step 5: Solve for x
    x = 18,704,894,229,836,424/183,131,881.20
  6. Step 6: Final answer
    x = 102,138,929.10

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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.