Home / 321,845,028.51-482,839,507.37-117,373,103.76

Finding the Fourth Proportional to 321,845,028.51, 482,839,507.37 and 117,373,103.76

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Solution

The fourth proportional to 321,845,028.51, 482,839,507.37 and 117,373,103.76 is: 176,085,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,845,028.51 : 482,839,507.37 = 117,373,103.76 : x
  2. Step 2: Convert to fraction form
    321,845,028.51/482,839,507.37 = 117,373,103.76/x
  3. Step 3: Cross multiply
    321,845,028.51x = 482,839,507.37 × 117,373,103.76
  4. Step 4: Simplify right side
    321,845,028.51x = 56,672,371,597,379,432
  5. Step 5: Solve for x
    x = 56,672,371,597,379,432/321,845,028.51
  6. Step 6: Final answer
    x = 176,085,900.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.