Home / 3,845,876,651.20-5,768,814,976.80-3,805,061,982.40

Finding the Fourth Proportional to 3,845,876,651.20, 5,768,814,976.80 and 3,805,061,982.40

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Solution

The fourth proportional to 3,845,876,651.20, 5,768,814,976.80 and 3,805,061,982.40 is: 5,707,592,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,876,651.20 : 5,768,814,976.80 = 3,805,061,982.40 : x
  2. Step 2: Convert to fraction form
    3,845,876,651.20/5,768,814,976.80 = 3,805,061,982.40/x
  3. Step 3: Cross multiply
    3,845,876,651.20x = 5,768,814,976.80 × 3,805,061,982.40
  4. Step 4: Simplify right side
    3,845,876,651.20x = 21,950,698,551,721,418,752
  5. Step 5: Solve for x
    x = 21,950,698,551,721,418,752/3,845,876,651.20
  6. Step 6: Final answer
    x = 5,707,592,973.60

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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.