Home / 1,167,741,768.06-1,611,487,910.79-631,893,437.82

Finding the Fourth Proportional to 1,167,741,768.06, 1,611,487,910.79 and 631,893,437.82

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Solution

The fourth proportional to 1,167,741,768.06, 1,611,487,910.79 and 631,893,437.82 is: 872,015,255.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,741,768.06 : 1,611,487,910.79 = 631,893,437.82 : x
  2. Step 2: Convert to fraction form
    1,167,741,768.06/1,611,487,910.79 = 631,893,437.82/x
  3. Step 3: Cross multiply
    1,167,741,768.06x = 1,611,487,910.79 × 631,893,437.82
  4. Step 4: Simplify right side
    1,167,741,768.06x = 1,018,288,635,954,462,592
  5. Step 5: Solve for x
    x = 1,018,288,635,954,462,592/1,167,741,768.06
  6. Step 6: Final answer
    x = 872,015,255.26

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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.