Home / 403,692,368,808.80-605,538,553,213.20-168,110,100,495.20

Finding the Fourth Proportional to 403,692,368,808.80, 605,538,553,213.20 and 168,110,100,495.20

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Solution

The fourth proportional to 403,692,368,808.80, 605,538,553,213.20 and 168,110,100,495.20 is: 252,165,150,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,692,368,808.80 : 605,538,553,213.20 = 168,110,100,495.20 : x
  2. Step 2: Convert to fraction form
    403,692,368,808.80/605,538,553,213.20 = 168,110,100,495.20/x
  3. Step 3: Cross multiply
    403,692,368,808.80x = 605,538,553,213.20 × 168,110,100,495.20
  4. Step 4: Simplify right side
    403,692,368,808.80x = 101,797,147,034,389,057,634,304
  5. Step 5: Solve for x
    x = 101,797,147,034,389,057,634,304/403,692,368,808.80
  6. Step 6: Final answer
    x = 252,165,150,742.80

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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.