Home / 771,283,936.56-1,064,526,319.80-458,192,083.44

Finding the Fourth Proportional to 771,283,936.56, 1,064,526,319.80 and 458,192,083.44

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Solution

The fourth proportional to 771,283,936.56, 1,064,526,319.80 and 458,192,083.44 is: 632,396,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,283,936.56 : 1,064,526,319.80 = 458,192,083.44 : x
  2. Step 2: Convert to fraction form
    771,283,936.56/1,064,526,319.80 = 458,192,083.44/x
  3. Step 3: Cross multiply
    771,283,936.56x = 1,064,526,319.80 × 458,192,083.44
  4. Step 4: Simplify right side
    771,283,936.56x = 487,757,532,345,877,696
  5. Step 5: Solve for x
    x = 487,757,532,345,877,696/771,283,936.56
  6. Step 6: Final answer
    x = 632,396,850.53

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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.