Home / 2,049,392,319.49-2,828,350,974.69-1,245,434,270.37

Finding the Fourth Proportional to 2,049,392,319.49, 2,828,350,974.69 and 1,245,434,270.37

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Solution

The fourth proportional to 2,049,392,319.49, 2,828,350,974.69 and 1,245,434,270.37 is: 1,718,814,498.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,392,319.49 : 2,828,350,974.69 = 1,245,434,270.37 : x
  2. Step 2: Convert to fraction form
    2,049,392,319.49/2,828,350,974.69 = 1,245,434,270.37/x
  3. Step 3: Cross multiply
    2,049,392,319.49x = 2,828,350,974.69 × 1,245,434,270.37
  4. Step 4: Simplify right side
    2,049,392,319.49x = 3,522,525,232,501,198,336
  5. Step 5: Solve for x
    x = 3,522,525,232,501,198,336/2,049,392,319.49
  6. Step 6: Final answer
    x = 1,718,814,498.81

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Double scale
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1.5x scale

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.