Home / 68,638,286,825.37-102,955,527,014.85-18,274,152,703.59

Finding the Fourth Proportional to 68,638,286,825.37, 102,955,527,014.85 and 18,274,152,703.59

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Solution

The fourth proportional to 68,638,286,825.37, 102,955,527,014.85 and 18,274,152,703.59 is: 27,410,722,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,638,286,825.37 : 102,955,527,014.85 = 18,274,152,703.59 : x
  2. Step 2: Convert to fraction form
    68,638,286,825.37/102,955,527,014.85 = 18,274,152,703.59/x
  3. Step 3: Cross multiply
    68,638,286,825.37x = 102,955,527,014.85 × 18,274,152,703.59
  4. Step 4: Simplify right side
    68,638,286,825.37x = 1,881,425,022,347,954,618,368
  5. Step 5: Solve for x
    x = 1,881,425,022,347,954,618,368/68,638,286,825.37
  6. Step 6: Final answer
    x = 27,410,722,344.14

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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.