Home / 193,824,305.20-267,480,694.72-105,718,280.56

Finding the Fourth Proportional to 193,824,305.20, 267,480,694.72 and 105,718,280.56

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Solution

The fourth proportional to 193,824,305.20, 267,480,694.72 and 105,718,280.56 is: 145,892,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,824,305.20 : 267,480,694.72 = 105,718,280.56 : x
  2. Step 2: Convert to fraction form
    193,824,305.20/267,480,694.72 = 105,718,280.56/x
  3. Step 3: Cross multiply
    193,824,305.20x = 267,480,694.72 × 105,718,280.56
  4. Step 4: Simplify right side
    193,824,305.20x = 28,277,599,128,792,672
  5. Step 5: Solve for x
    x = 28,277,599,128,792,672/193,824,305.20
  6. Step 6: Final answer
    x = 145,892,947.22

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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.