Home / 5,271,520,023.45-7,274,677,669.56-2,892,697,761.51

Finding the Fourth Proportional to 5,271,520,023.45, 7,274,677,669.56 and 2,892,697,761.51

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Solution

The fourth proportional to 5,271,520,023.45, 7,274,677,669.56 and 2,892,697,761.51 is: 3,991,911,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,520,023.45 : 7,274,677,669.56 = 2,892,697,761.51 : x
  2. Step 2: Convert to fraction form
    5,271,520,023.45/7,274,677,669.56 = 2,892,697,761.51/x
  3. Step 3: Cross multiply
    5,271,520,023.45x = 7,274,677,669.56 × 2,892,697,761.51
  4. Step 4: Simplify right side
    5,271,520,023.45x = 21,043,443,810,442,997,760
  5. Step 5: Solve for x
    x = 21,043,443,810,442,997,760/5,271,520,023.45
  6. Step 6: Final answer
    x = 3,991,911,956.48

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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.