Home / 1,945,976,920,419.80-2,916,922,072,240.20-654,739,891,304.30

Finding the Fourth Proportional to 1,945,976,920,419.80, 2,916,922,072,240.20 and 654,739,891,304.30

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Solution

The fourth proportional to 1,945,976,920,419.80, 2,916,922,072,240.20 and 654,739,891,304.30 is: 981,422,349,094.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,976,920,419.80 : 2,916,922,072,240.20 = 654,739,891,304.30 : x
  2. Step 2: Convert to fraction form
    1,945,976,920,419.80/2,916,922,072,240.20 = 654,739,891,304.30/x
  3. Step 3: Cross multiply
    1,945,976,920,419.80x = 2,916,922,072,240.20 × 654,739,891,304.30
  4. Step 4: Simplify right side
    1,945,976,920,419.80x = 1,909,825,240,521,662,256,906,240
  5. Step 5: Solve for x
    x = 1,909,825,240,521,662,256,906,240/1,945,976,920,419.80
  6. Step 6: Final answer
    x = 981,422,349,094.29

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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.