Home / 5,220,879,945.17-7,204,815,101.54-2,842,035,941.57

Finding the Fourth Proportional to 5,220,879,945.17, 7,204,815,101.54 and 2,842,035,941.57

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Solution

The fourth proportional to 5,220,879,945.17, 7,204,815,101.54 and 2,842,035,941.57 is: 3,922,010,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,879,945.17 : 7,204,815,101.54 = 2,842,035,941.57 : x
  2. Step 2: Convert to fraction form
    5,220,879,945.17/7,204,815,101.54 = 2,842,035,941.57/x
  3. Step 3: Cross multiply
    5,220,879,945.17x = 7,204,815,101.54 × 2,842,035,941.57
  4. Step 4: Simplify right side
    5,220,879,945.17x = 20,476,343,470,914,068,480
  5. Step 5: Solve for x
    x = 20,476,343,470,914,068,480/5,220,879,945.17
  6. Step 6: Final answer
    x = 3,922,010,022.44

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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.