Home / 2,778,155,888,685.80-3,833,958,593,724.40-1,665,947,220,985

Finding the Fourth Proportional to 2,778,155,888,685.80, 3,833,958,593,724.40 and 1,665,947,220,985

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Solution

The fourth proportional to 2,778,155,888,685.80, 3,833,958,593,724.40 and 1,665,947,220,985 is: 2,299,069,210,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,155,888,685.80 : 3,833,958,593,724.40 = 1,665,947,220,985 : x
  2. Step 2: Convert to fraction form
    2,778,155,888,685.80/3,833,958,593,724.40 = 1,665,947,220,985/x
  3. Step 3: Cross multiply
    2,778,155,888,685.80x = 3,833,958,593,724.40 × 1,665,947,220,985
  4. Step 4: Simplify right side
    2,778,155,888,685.80x = 6,387,172,664,586,722,934,259,712
  5. Step 5: Solve for x
    x = 6,387,172,664,586,722,934,259,712/2,778,155,888,685.80
  6. Step 6: Final answer
    x = 2,299,069,210,118.43

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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.