Home / 5,214,201,915.43-7,195,735,017.83-2,835,478,974.61

Finding the Fourth Proportional to 5,214,201,915.43, 7,195,735,017.83 and 2,835,478,974.61

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Solution

The fourth proportional to 5,214,201,915.43, 7,195,735,017.83 and 2,835,478,974.61 is: 3,913,035,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,201,915.43 : 7,195,735,017.83 = 2,835,478,974.61 : x
  2. Step 2: Convert to fraction form
    5,214,201,915.43/7,195,735,017.83 = 2,835,478,974.61/x
  3. Step 3: Cross multiply
    5,214,201,915.43x = 7,195,735,017.83 × 2,835,478,974.61
  4. Step 4: Simplify right side
    5,214,201,915.43x = 20,403,355,349,921,878,016
  5. Step 5: Solve for x
    x = 20,403,355,349,921,878,016/5,214,201,915.43
  6. Step 6: Final answer
    x = 3,913,035,145.33

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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.