Home / 880,075,685.70-1,320,113,773.17-327,305,890.44

Finding the Fourth Proportional to 880,075,685.70, 1,320,113,773.17 and 327,305,890.44

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Solution

The fourth proportional to 880,075,685.70, 1,320,113,773.17 and 327,305,890.44 is: 490,958,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,075,685.70 : 1,320,113,773.17 = 327,305,890.44 : x
  2. Step 2: Convert to fraction form
    880,075,685.70/1,320,113,773.17 = 327,305,890.44/x
  3. Step 3: Cross multiply
    880,075,685.70x = 1,320,113,773.17 × 327,305,890.44
  4. Step 4: Simplify right side
    880,075,685.70x = 432,081,014,009,515,072
  5. Step 5: Solve for x
    x = 432,081,014,009,515,072/880,075,685.70
  6. Step 6: Final answer
    x = 490,958,926.64

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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.