Home / 802,493,273.70-1,203,739,910.55-718,313,019.30

Finding the Fourth Proportional to 802,493,273.70, 1,203,739,910.55 and 718,313,019.30

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Solution

The fourth proportional to 802,493,273.70, 1,203,739,910.55 and 718,313,019.30 is: 1,077,469,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,493,273.70 : 1,203,739,910.55 = 718,313,019.30 : x
  2. Step 2: Convert to fraction form
    802,493,273.70/1,203,739,910.55 = 718,313,019.30/x
  3. Step 3: Cross multiply
    802,493,273.70x = 1,203,739,910.55 × 718,313,019.30
  4. Step 4: Simplify right side
    802,493,273.70x = 864,662,049,599,082,368
  5. Step 5: Solve for x
    x = 864,662,049,599,082,368/802,493,273.70
  6. Step 6: Final answer
    x = 1,077,469,528.95

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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.