Home / 1,391,775,996,933-1,920,818,077,932.90-843,051,201,529.29

Finding the Fourth Proportional to 1,391,775,996,933, 1,920,818,077,932.90 and 843,051,201,529.29

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Solution

The fourth proportional to 1,391,775,996,933, 1,920,818,077,932.90 and 843,051,201,529.29 is: 1,163,511,938,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,775,996,933 : 1,920,818,077,932.90 = 843,051,201,529.29 : x
  2. Step 2: Convert to fraction form
    1,391,775,996,933/1,920,818,077,932.90 = 843,051,201,529.29/x
  3. Step 3: Cross multiply
    1,391,775,996,933x = 1,920,818,077,932.90 × 843,051,201,529.29
  4. Step 4: Simplify right side
    1,391,775,996,933x = 1,619,347,988,520,512,715,227,136
  5. Step 5: Solve for x
    x = 1,619,347,988,520,512,715,227,136/1,391,775,996,933
  6. Step 6: Final answer
    x = 1,163,511,938,766.73

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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.