Home / 1,074,940,453.89-1,612,502,193.96-328,123,971

Finding the Fourth Proportional to 1,074,940,453.89, 1,612,502,193.96 and 328,123,971

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Solution

The fourth proportional to 1,074,940,453.89, 1,612,502,193.96 and 328,123,971 is: 492,213,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,940,453.89 : 1,612,502,193.96 = 328,123,971 : x
  2. Step 2: Convert to fraction form
    1,074,940,453.89/1,612,502,193.96 = 328,123,971/x
  3. Step 3: Cross multiply
    1,074,940,453.89x = 1,612,502,193.96 × 328,123,971
  4. Step 4: Simplify right side
    1,074,940,453.89x = 529,100,623,128,367,424
  5. Step 5: Solve for x
    x = 529,100,623,128,367,424/1,074,940,453.89
  6. Step 6: Final answer
    x = 492,213,890.74

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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.