Home / 71,879,323,309,800-99,185,097,860,190-40,239,747,509,469

Finding the Fourth Proportional to 71,879,323,309,800, 99,185,097,860,190 and 40,239,747,509,469

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Solution

The fourth proportional to 71,879,323,309,800, 99,185,097,860,190 and 40,239,747,509,469 is: 55,526,166,786,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,879,323,309,800 : 99,185,097,860,190 = 40,239,747,509,469 : x
  2. Step 2: Convert to fraction form
    71,879,323,309,800/99,185,097,860,190 = 40,239,747,509,469/x
  3. Step 3: Cross multiply
    71,879,323,309,800x = 99,185,097,860,190 × 40,239,747,509,469
  4. Step 4: Simplify right side
    71,879,323,309,800x = 3,991,183,294,596,019,563,737,907,200
  5. Step 5: Solve for x
    x = 3,991,183,294,596,019,563,737,907,200/71,879,323,309,800
  6. Step 6: Final answer
    x = 55,526,166,786,434.72

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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.