Home / 3,740,626,629.53-5,162,061,379.68-2,111,492,449.70

Finding the Fourth Proportional to 3,740,626,629.53, 5,162,061,379.68 and 2,111,492,449.70

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Solution

The fourth proportional to 3,740,626,629.53, 5,162,061,379.68 and 2,111,492,449.70 is: 2,913,857,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,626,629.53 : 5,162,061,379.68 = 2,111,492,449.70 : x
  2. Step 2: Convert to fraction form
    3,740,626,629.53/5,162,061,379.68 = 2,111,492,449.70/x
  3. Step 3: Cross multiply
    3,740,626,629.53x = 5,162,061,379.68 × 2,111,492,449.70
  4. Step 4: Simplify right side
    3,740,626,629.53x = 10,899,653,628,055,420,928
  5. Step 5: Solve for x
    x = 10,899,653,628,055,420,928/3,740,626,629.53
  6. Step 6: Final answer
    x = 2,913,857,678.82

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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.