Home / 340,122,958,647.72-469,383,942,486.47-195,607,201,176.95

Finding the Fourth Proportional to 340,122,958,647.72, 469,383,942,486.47 and 195,607,201,176.95

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Solution

The fourth proportional to 340,122,958,647.72, 469,383,942,486.47 and 195,607,201,176.95 is: 269,946,138,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,122,958,647.72 : 469,383,942,486.47 = 195,607,201,176.95 : x
  2. Step 2: Convert to fraction form
    340,122,958,647.72/469,383,942,486.47 = 195,607,201,176.95/x
  3. Step 3: Cross multiply
    340,122,958,647.72x = 469,383,942,486.47 × 195,607,201,176.95
  4. Step 4: Simplify right side
    340,122,958,647.72x = 91,814,879,267,180,865,650,688
  5. Step 5: Solve for x
    x = 91,814,879,267,180,865,650,688/340,122,958,647.72
  6. Step 6: Final answer
    x = 269,946,138,397.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.