Home / 1,093,480,284.80-1,640,220,427.20-327,575,388.80

Finding the Fourth Proportional to 1,093,480,284.80, 1,640,220,427.20 and 327,575,388.80

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Solution

The fourth proportional to 1,093,480,284.80, 1,640,220,427.20 and 327,575,388.80 is: 491,363,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,480,284.80 : 1,640,220,427.20 = 327,575,388.80 : x
  2. Step 2: Convert to fraction form
    1,093,480,284.80/1,640,220,427.20 = 327,575,388.80/x
  3. Step 3: Cross multiply
    1,093,480,284.80x = 1,640,220,427.20 × 327,575,388.80
  4. Step 4: Simplify right side
    1,093,480,284.80x = 537,295,844,157,742,144
  5. Step 5: Solve for x
    x = 537,295,844,157,742,144/1,093,480,284.80
  6. Step 6: Final answer
    x = 491,363,083.20

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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.