Home / 1,760,195,999.80-2,640,293,999.70-1,476,087,641.20

Finding the Fourth Proportional to 1,760,195,999.80, 2,640,293,999.70 and 1,476,087,641.20

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Solution

The fourth proportional to 1,760,195,999.80, 2,640,293,999.70 and 1,476,087,641.20 is: 2,214,131,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,195,999.80 : 2,640,293,999.70 = 1,476,087,641.20 : x
  2. Step 2: Convert to fraction form
    1,760,195,999.80/2,640,293,999.70 = 1,476,087,641.20/x
  3. Step 3: Cross multiply
    1,760,195,999.80x = 2,640,293,999.70 × 1,476,087,641.20
  4. Step 4: Simplify right side
    1,760,195,999.80x = 3,897,305,342,091,686,400
  5. Step 5: Solve for x
    x = 3,897,305,342,091,686,400/1,760,195,999.80
  6. Step 6: Final answer
    x = 2,214,131,461.80

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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.