Home / 1,988,263,685.10-2,981,917,230.60-608,090,150.46

Finding the Fourth Proportional to 1,988,263,685.10, 2,981,917,230.60 and 608,090,150.46

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Solution

The fourth proportional to 1,988,263,685.10, 2,981,917,230.60 and 608,090,150.46 is: 911,988,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,263,685.10 : 2,981,917,230.60 = 608,090,150.46 : x
  2. Step 2: Convert to fraction form
    1,988,263,685.10/2,981,917,230.60 = 608,090,150.46/x
  3. Step 3: Cross multiply
    1,988,263,685.10x = 2,981,917,230.60 × 608,090,150.46
  4. Step 4: Simplify right side
    1,988,263,685.10x = 1,813,274,497,414,820,608
  5. Step 5: Solve for x
    x = 1,813,274,497,414,820,608/1,988,263,685.10
  6. Step 6: Final answer
    x = 911,988,943.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.