Home / 168,501,814.20-252,752,721.30-149,369,938.20

Finding the Fourth Proportional to 168,501,814.20, 252,752,721.30 and 149,369,938.20

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Solution

The fourth proportional to 168,501,814.20, 252,752,721.30 and 149,369,938.20 is: 224,054,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,501,814.20 : 252,752,721.30 = 149,369,938.20 : x
  2. Step 2: Convert to fraction form
    168,501,814.20/252,752,721.30 = 149,369,938.20/x
  3. Step 3: Cross multiply
    168,501,814.20x = 252,752,721.30 × 149,369,938.20
  4. Step 4: Simplify right side
    168,501,814.20x = 37,753,658,360,462,824
  5. Step 5: Solve for x
    x = 37,753,658,360,462,824/168,501,814.20
  6. Step 6: Final answer
    x = 224,054,907.30

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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.