Home / 168,175,273.02-252,391,666.34-76,123,655.44

Finding the Fourth Proportional to 168,175,273.02, 252,391,666.34 and 76,123,655.44

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Solution

The fourth proportional to 168,175,273.02, 252,391,666.34 and 76,123,655.44 is: 114,243,764.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,175,273.02 : 252,391,666.34 = 76,123,655.44 : x
  2. Step 2: Convert to fraction form
    168,175,273.02/252,391,666.34 = 76,123,655.44/x
  3. Step 3: Cross multiply
    168,175,273.02x = 252,391,666.34 × 76,123,655.44
  4. Step 4: Simplify right side
    168,175,273.02x = 19,212,976,244,393,604
  5. Step 5: Solve for x
    x = 19,212,976,244,393,604/168,175,273.02
  6. Step 6: Final answer
    x = 114,243,764.25

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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.