Home / 193,659,491.52-267,247,746.88-105,553,216.80

Finding the Fourth Proportional to 193,659,491.52, 267,247,746.88 and 105,553,216.80

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Solution

The fourth proportional to 193,659,491.52, 267,247,746.88 and 105,553,216.80 is: 145,662,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,659,491.52 : 267,247,746.88 = 105,553,216.80 : x
  2. Step 2: Convert to fraction form
    193,659,491.52/267,247,746.88 = 105,553,216.80/x
  3. Step 3: Cross multiply
    193,659,491.52x = 267,247,746.88 × 105,553,216.80
  4. Step 4: Simplify right side
    193,659,491.52x = 28,208,859,365,736,164
  5. Step 5: Solve for x
    x = 28,208,859,365,736,164/193,659,491.52
  6. Step 6: Final answer
    x = 145,662,157.55

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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.