Home / 806,102,638,223.90-1,209,158,477,872.10-268,879,123,791.44

Finding the Fourth Proportional to 806,102,638,223.90, 1,209,158,477,872.10 and 268,879,123,791.44

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Solution

The fourth proportional to 806,102,638,223.90, 1,209,158,477,872.10 and 268,879,123,791.44 is: 403,320,193,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,102,638,223.90 : 1,209,158,477,872.10 = 268,879,123,791.44 : x
  2. Step 2: Convert to fraction form
    806,102,638,223.90/1,209,158,477,872.10 = 268,879,123,791.44/x
  3. Step 3: Cross multiply
    806,102,638,223.90x = 1,209,158,477,872.10 × 268,879,123,791.44
  4. Step 4: Simplify right side
    806,102,638,223.90x = 325,117,472,055,241,536,962,560
  5. Step 5: Solve for x
    x = 325,117,472,055,241,536,962,560/806,102,638,223.90
  6. Step 6: Final answer
    x = 403,320,193,532.15

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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.