Home / 3,740,626,629.60-5,162,061,379.77-2,111,492,449.76

Finding the Fourth Proportional to 3,740,626,629.60, 5,162,061,379.77 and 2,111,492,449.76

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Solution

The fourth proportional to 3,740,626,629.60, 5,162,061,379.77 and 2,111,492,449.76 is: 2,913,857,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,626,629.60 : 5,162,061,379.77 = 2,111,492,449.76 : x
  2. Step 2: Convert to fraction form
    3,740,626,629.60/5,162,061,379.77 = 2,111,492,449.76/x
  3. Step 3: Cross multiply
    3,740,626,629.60x = 5,162,061,379.77 × 2,111,492,449.76
  4. Step 4: Simplify right side
    3,740,626,629.60x = 10,899,653,628,556,234,752
  5. Step 5: Solve for x
    x = 10,899,653,628,556,234,752/3,740,626,629.60
  6. Step 6: Final answer
    x = 2,913,857,678.90

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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.