Home / 218,415,907,619.20-327,623,861,428.80-61,381,469,411.20

Finding the Fourth Proportional to 218,415,907,619.20, 327,623,861,428.80 and 61,381,469,411.20

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Solution

The fourth proportional to 218,415,907,619.20, 327,623,861,428.80 and 61,381,469,411.20 is: 92,072,204,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,415,907,619.20 : 327,623,861,428.80 = 61,381,469,411.20 : x
  2. Step 2: Convert to fraction form
    218,415,907,619.20/327,623,861,428.80 = 61,381,469,411.20/x
  3. Step 3: Cross multiply
    218,415,907,619.20x = 327,623,861,428.80 × 61,381,469,411.20
  4. Step 4: Simplify right side
    218,415,907,619.20x = 20,110,034,028,671,111,528,448
  5. Step 5: Solve for x
    x = 20,110,034,028,671,111,528,448/218,415,907,619.20
  6. Step 6: Final answer
    x = 92,072,204,116.80

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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.