Home / 929,297,173.68-1,282,522,738.76-693,939,226.61

Finding the Fourth Proportional to 929,297,173.68, 1,282,522,738.76 and 693,939,226.61

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Solution

The fourth proportional to 929,297,173.68, 1,282,522,738.76 and 693,939,226.61 is: 957,705,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,297,173.68 : 1,282,522,738.76 = 693,939,226.61 : x
  2. Step 2: Convert to fraction form
    929,297,173.68/1,282,522,738.76 = 693,939,226.61/x
  3. Step 3: Cross multiply
    929,297,173.68x = 1,282,522,738.76 × 693,939,226.61
  4. Step 4: Simplify right side
    929,297,173.68x = 889,992,837,447,157,504
  5. Step 5: Solve for x
    x = 889,992,837,447,157,504/929,297,173.68
  6. Step 6: Final answer
    x = 957,705,309.62

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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.