Home / 1,391,775,997,049.10-1,920,818,078,092.90-843,051,201,645.44

Finding the Fourth Proportional to 1,391,775,997,049.10, 1,920,818,078,092.90 and 843,051,201,645.44

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Solution

The fourth proportional to 1,391,775,997,049.10, 1,920,818,078,092.90 and 843,051,201,645.44 is: 1,163,511,938,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,775,997,049.10 : 1,920,818,078,092.90 = 843,051,201,645.44 : x
  2. Step 2: Convert to fraction form
    1,391,775,997,049.10/1,920,818,078,092.90 = 843,051,201,645.44/x
  3. Step 3: Cross multiply
    1,391,775,997,049.10x = 1,920,818,078,092.90 × 843,051,201,645.44
  4. Step 4: Simplify right side
    1,391,775,997,049.10x = 1,619,347,988,878,503,876,493,312
  5. Step 5: Solve for x
    x = 1,619,347,988,878,503,876,493,312/1,391,775,997,049.10
  6. Step 6: Final answer
    x = 1,163,511,938,926.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.