Home / 3,320,202,945,743.80-4,980,304,418,615.80-1,980,175,739,702.20

Finding the Fourth Proportional to 3,320,202,945,743.80, 4,980,304,418,615.80 and 1,980,175,739,702.20

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Solution

The fourth proportional to 3,320,202,945,743.80, 4,980,304,418,615.80 and 1,980,175,739,702.20 is: 2,970,263,609,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,202,945,743.80 : 4,980,304,418,615.80 = 1,980,175,739,702.20 : x
  2. Step 2: Convert to fraction form
    3,320,202,945,743.80/4,980,304,418,615.80 = 1,980,175,739,702.20/x
  3. Step 3: Cross multiply
    3,320,202,945,743.80x = 4,980,304,418,615.80 × 1,980,175,739,702.20
  4. Step 4: Simplify right side
    3,320,202,945,743.80x = 9,861,877,986,074,676,609,155,072
  5. Step 5: Solve for x
    x = 9,861,877,986,074,676,609,155,072/3,320,202,945,743.80
  6. Step 6: Final answer
    x = 2,970,263,609,553.36

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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.