Home / 5,271,518,377.61-7,274,675,404.89-2,892,696,123.63

Finding the Fourth Proportional to 5,271,518,377.61, 7,274,675,404.89 and 2,892,696,123.63

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Solution

The fourth proportional to 5,271,518,377.61, 7,274,675,404.89 and 2,892,696,123.63 is: 3,991,909,699.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,518,377.61 : 7,274,675,404.89 = 2,892,696,123.63 : x
  2. Step 2: Convert to fraction form
    5,271,518,377.61/7,274,675,404.89 = 2,892,696,123.63/x
  3. Step 3: Cross multiply
    5,271,518,377.61x = 7,274,675,404.89 × 2,892,696,123.63
  4. Step 4: Simplify right side
    5,271,518,377.61x = 21,043,425,344,391,806,976
  5. Step 5: Solve for x
    x = 21,043,425,344,391,806,976/5,271,518,377.61
  6. Step 6: Final answer
    x = 3,991,909,699.83

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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.