Home / 3,685,382,173-5,085,861,239.10-2,099,450,626.48

Finding the Fourth Proportional to 3,685,382,173, 5,085,861,239.10 and 2,099,450,626.48

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Solution

The fourth proportional to 3,685,382,173, 5,085,861,239.10 and 2,099,450,626.48 is: 2,897,261,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,382,173 : 5,085,861,239.10 = 2,099,450,626.48 : x
  2. Step 2: Convert to fraction form
    3,685,382,173/5,085,861,239.10 = 2,099,450,626.48/x
  3. Step 3: Cross multiply
    3,685,382,173x = 5,085,861,239.10 × 2,099,450,626.48
  4. Step 4: Simplify right side
    3,685,382,173x = 10,677,514,564,618,844,160
  5. Step 5: Solve for x
    x = 10,677,514,564,618,844,160/3,685,382,173
  6. Step 6: Final answer
    x = 2,897,261,142.37

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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.