Home / 634,206,086,839.12-875,222,984,857.24-345,193,065,548.68

Finding the Fourth Proportional to 634,206,086,839.12, 875,222,984,857.24 and 345,193,065,548.68

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Solution

The fourth proportional to 634,206,086,839.12, 875,222,984,857.24 and 345,193,065,548.68 is: 476,376,546,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,206,086,839.12 : 875,222,984,857.24 = 345,193,065,548.68 : x
  2. Step 2: Convert to fraction form
    634,206,086,839.12/875,222,984,857.24 = 345,193,065,548.68/x
  3. Step 3: Cross multiply
    634,206,086,839.12x = 875,222,984,857.24 × 345,193,065,548.68
  4. Step 4: Simplify right side
    634,206,086,839.12x = 302,120,905,181,536,601,505,792
  5. Step 5: Solve for x
    x = 302,120,905,181,536,601,505,792/634,206,086,839.12
  6. Step 6: Final answer
    x = 476,376,546,127.63

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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.