Home / 68,172,074,530.80-102,258,111,796.20-63,523,028,662.80

Finding the Fourth Proportional to 68,172,074,530.80, 102,258,111,796.20 and 63,523,028,662.80

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Solution

The fourth proportional to 68,172,074,530.80, 102,258,111,796.20 and 63,523,028,662.80 is: 95,284,542,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,172,074,530.80 : 102,258,111,796.20 = 63,523,028,662.80 : x
  2. Step 2: Convert to fraction form
    68,172,074,530.80/102,258,111,796.20 = 63,523,028,662.80/x
  3. Step 3: Cross multiply
    68,172,074,530.80x = 102,258,111,796.20 × 63,523,028,662.80
  4. Step 4: Simplify right side
    68,172,074,530.80x = 6,495,744,966,633,819,471,872
  5. Step 5: Solve for x
    x = 6,495,744,966,633,819,471,872/68,172,074,530.80
  6. Step 6: Final answer
    x = 95,284,542,994.20

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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.