Home / 851,729,015.70-1,277,593,523.55-367,054,823.70

Finding the Fourth Proportional to 851,729,015.70, 1,277,593,523.55 and 367,054,823.70

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Solution

The fourth proportional to 851,729,015.70, 1,277,593,523.55 and 367,054,823.70 is: 550,582,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,729,015.70 : 1,277,593,523.55 = 367,054,823.70 : x
  2. Step 2: Convert to fraction form
    851,729,015.70/1,277,593,523.55 = 367,054,823.70/x
  3. Step 3: Cross multiply
    851,729,015.70x = 1,277,593,523.55 × 367,054,823.70
  4. Step 4: Simplify right side
    851,729,015.70x = 468,946,865,546,907,008
  5. Step 5: Solve for x
    x = 468,946,865,546,907,008/851,729,015.70
  6. Step 6: Final answer
    x = 550,582,235.55

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Double scale
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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.