Home / 5,271,518,376.11-7,274,675,402.82-2,892,696,122.13

Finding the Fourth Proportional to 5,271,518,376.11, 7,274,675,402.82 and 2,892,696,122.13

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Solution

The fourth proportional to 5,271,518,376.11, 7,274,675,402.82 and 2,892,696,122.13 is: 3,991,909,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,518,376.11 : 7,274,675,402.82 = 2,892,696,122.13 : x
  2. Step 2: Convert to fraction form
    5,271,518,376.11/7,274,675,402.82 = 2,892,696,122.13/x
  3. Step 3: Cross multiply
    5,271,518,376.11x = 7,274,675,402.82 × 2,892,696,122.13
  4. Step 4: Simplify right side
    5,271,518,376.11x = 21,043,425,327,491,907,584
  5. Step 5: Solve for x
    x = 21,043,425,327,491,907,584/5,271,518,376.11
  6. Step 6: Final answer
    x = 3,991,909,697.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.