Home / 2,360,420,548.92-3,540,582,210.78-786,642,122.40

Finding the Fourth Proportional to 2,360,420,548.92, 3,540,582,210.78 and 786,642,122.40

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Solution

The fourth proportional to 2,360,420,548.92, 3,540,582,210.78 and 786,642,122.40 is: 1,179,946,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360,420,548.92 : 3,540,582,210.78 = 786,642,122.40 : x
  2. Step 2: Convert to fraction form
    2,360,420,548.92/3,540,582,210.78 = 786,642,122.40/x
  3. Step 3: Cross multiply
    2,360,420,548.92x = 3,540,582,210.78 × 786,642,122.40
  4. Step 4: Simplify right side
    2,360,420,548.92x = 2,785,171,104,819,663,360
  5. Step 5: Solve for x
    x = 2,785,171,104,819,663,360/2,360,420,548.92
  6. Step 6: Final answer
    x = 1,179,946,982.79

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1.5x scale

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.