Home / 168,467,784.45-252,534,272.75-117,242,186.46

Finding the Fourth Proportional to 168,467,784.45, 252,534,272.75 and 117,242,186.46

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Solution

The fourth proportional to 168,467,784.45, 252,534,272.75 and 117,242,186.46 is: 175,746,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,467,784.45 : 252,534,272.75 = 117,242,186.46 : x
  2. Step 2: Convert to fraction form
    168,467,784.45/252,534,272.75 = 117,242,186.46/x
  3. Step 3: Cross multiply
    168,467,784.45x = 252,534,272.75 × 117,242,186.46
  4. Step 4: Simplify right side
    168,467,784.45x = 29,607,670,292,642,096
  5. Step 5: Solve for x
    x = 29,607,670,292,642,096/168,467,784.45
  6. Step 6: Final answer
    x = 175,746,777.88

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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.