Home / 5,199,957,217.43-7,175,954,721.33-2,821,095,080.81

Finding the Fourth Proportional to 5,199,957,217.43, 7,175,954,721.33 and 2,821,095,080.81

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Solution

The fourth proportional to 5,199,957,217.43, 7,175,954,721.33 and 2,821,095,080.81 is: 3,893,118,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,957,217.43 : 7,175,954,721.33 = 2,821,095,080.81 : x
  2. Step 2: Convert to fraction form
    5,199,957,217.43/7,175,954,721.33 = 2,821,095,080.81/x
  3. Step 3: Cross multiply
    5,199,957,217.43x = 7,175,954,721.33 × 2,821,095,080.81
  4. Step 4: Simplify right side
    5,199,957,217.43x = 20,244,050,564,459,356,160
  5. Step 5: Solve for x
    x = 20,244,050,564,459,356,160/5,199,957,217.43
  6. Step 6: Final answer
    x = 3,893,118,677.32

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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.