Home / 3,818,392,883.72-5,269,840,910.06-2,312,975,063.84

Finding the Fourth Proportional to 3,818,392,883.72, 5,269,840,910.06 and 2,312,975,063.84

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Solution

The fourth proportional to 3,818,392,883.72, 5,269,840,910.06 and 2,312,975,063.84 is: 3,192,183,462.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,392,883.72 : 5,269,840,910.06 = 2,312,975,063.84 : x
  2. Step 2: Convert to fraction form
    3,818,392,883.72/5,269,840,910.06 = 2,312,975,063.84/x
  3. Step 3: Cross multiply
    3,818,392,883.72x = 5,269,840,910.06 × 2,312,975,063.84
  4. Step 4: Simplify right side
    3,818,392,883.72x = 12,189,010,615,334,758,400
  5. Step 5: Solve for x
    x = 12,189,010,615,334,758,400/3,818,392,883.72
  6. Step 6: Final answer
    x = 3,192,183,462.14

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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.