Home / 403,692,368,802.30-605,538,553,203.45-168,110,100,488.70

Finding the Fourth Proportional to 403,692,368,802.30, 605,538,553,203.45 and 168,110,100,488.70

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Solution

The fourth proportional to 403,692,368,802.30, 605,538,553,203.45 and 168,110,100,488.70 is: 252,165,150,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,692,368,802.30 : 605,538,553,203.45 = 168,110,100,488.70 : x
  2. Step 2: Convert to fraction form
    403,692,368,802.30/605,538,553,203.45 = 168,110,100,488.70/x
  3. Step 3: Cross multiply
    403,692,368,802.30x = 605,538,553,203.45 × 168,110,100,488.70
  4. Step 4: Simplify right side
    403,692,368,802.30x = 101,797,147,028,813,988,757,504
  5. Step 5: Solve for x
    x = 101,797,147,028,813,988,757,504/403,692,368,802.30
  6. Step 6: Final answer
    x = 252,165,150,733.05

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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.