Home / 8,222,538,001,378.40-12,334,216,681,330-3,129,271,926,486.20

Finding the Fourth Proportional to 8,222,538,001,378.40, 12,334,216,681,330 and 3,129,271,926,486.20

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Solution

The fourth proportional to 8,222,538,001,378.40, 12,334,216,681,330 and 3,129,271,926,486.20 is: 4,694,063,802,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,538,001,378.40 : 12,334,216,681,330 = 3,129,271,926,486.20 : x
  2. Step 2: Convert to fraction form
    8,222,538,001,378.40/12,334,216,681,330 = 3,129,271,926,486.20/x
  3. Step 3: Cross multiply
    8,222,538,001,378.40x = 12,334,216,681,330 × 3,129,271,926,486.20
  4. Step 4: Simplify right side
    8,222,538,001,378.40x = 38,597,117,996,083,757,665,222,656
  5. Step 5: Solve for x
    x = 38,597,117,996,083,757,665,222,656/8,222,538,001,378.40
  6. Step 6: Final answer
    x = 4,694,063,802,394.52

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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.