Home / 342,367,982,795.76-513,105,229,951.83-191,268,180,778.47

Finding the Fourth Proportional to 342,367,982,795.76, 513,105,229,951.83 and 191,268,180,778.47

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Solution

The fourth proportional to 342,367,982,795.76, 513,105,229,951.83 and 191,268,180,778.47 is: 286,652,691,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,367,982,795.76 : 513,105,229,951.83 = 191,268,180,778.47 : x
  2. Step 2: Convert to fraction form
    342,367,982,795.76/513,105,229,951.83 = 191,268,180,778.47/x
  3. Step 3: Cross multiply
    342,367,982,795.76x = 513,105,229,951.83 × 191,268,180,778.47
  4. Step 4: Simplify right side
    342,367,982,795.76x = 98,140,703,880,805,047,336,960
  5. Step 5: Solve for x
    x = 98,140,703,880,805,047,336,960/342,367,982,795.76
  6. Step 6: Final answer
    x = 286,652,691,876.71

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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.