Home / 2,959,645,993.60-4,083,792,306.36-1,688,906,789.68

Finding the Fourth Proportional to 2,959,645,993.60, 4,083,792,306.36 and 1,688,906,789.68

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Solution

The fourth proportional to 2,959,645,993.60, 4,083,792,306.36 and 1,688,906,789.68 is: 2,330,395,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,645,993.60 : 4,083,792,306.36 = 1,688,906,789.68 : x
  2. Step 2: Convert to fraction form
    2,959,645,993.60/4,083,792,306.36 = 1,688,906,789.68/x
  3. Step 3: Cross multiply
    2,959,645,993.60x = 4,083,792,306.36 × 1,688,906,789.68
  4. Step 4: Simplify right side
    2,959,645,993.60x = 6,897,144,553,854,351,360
  5. Step 5: Solve for x
    x = 6,897,144,553,854,351,360/2,959,645,993.60
  6. Step 6: Final answer
    x = 2,330,395,111.03

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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.