Home / 2,778,155,888,682.80-3,833,958,593,720.20-1,665,947,220,982.10

Finding the Fourth Proportional to 2,778,155,888,682.80, 3,833,958,593,720.20 and 1,665,947,220,982.10

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Solution

The fourth proportional to 2,778,155,888,682.80, 3,833,958,593,720.20 and 1,665,947,220,982.10 is: 2,299,069,210,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,155,888,682.80 : 3,833,958,593,720.20 = 1,665,947,220,982.10 : x
  2. Step 2: Convert to fraction form
    2,778,155,888,682.80/3,833,958,593,720.20 = 1,665,947,220,982.10/x
  3. Step 3: Cross multiply
    2,778,155,888,682.80x = 3,833,958,593,720.20 × 1,665,947,220,982.10
  4. Step 4: Simplify right side
    2,778,155,888,682.80x = 6,387,172,664,568,607,835,947,008
  5. Step 5: Solve for x
    x = 6,387,172,664,568,607,835,947,008/2,778,155,888,682.80
  6. Step 6: Final answer
    x = 2,299,069,210,114.39

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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.