Home / 403,692,368,875.80-605,538,553,313.70-168,110,100,562.20

Finding the Fourth Proportional to 403,692,368,875.80, 605,538,553,313.70 and 168,110,100,562.20

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Solution

The fourth proportional to 403,692,368,875.80, 605,538,553,313.70 and 168,110,100,562.20 is: 252,165,150,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,692,368,875.80 : 605,538,553,313.70 = 168,110,100,562.20 : x
  2. Step 2: Convert to fraction form
    403,692,368,875.80/605,538,553,313.70 = 168,110,100,562.20/x
  3. Step 3: Cross multiply
    403,692,368,875.80x = 605,538,553,313.70 × 168,110,100,562.20
  4. Step 4: Simplify right side
    403,692,368,875.80x = 101,797,147,091,855,216,738,304
  5. Step 5: Solve for x
    x = 101,797,147,091,855,216,738,304/403,692,368,875.80
  6. Step 6: Final answer
    x = 252,165,150,843.30

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1.5x scale

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.