Home / 374,136,422,605.20-561,204,633,907.80-255,120,848,384.40

Finding the Fourth Proportional to 374,136,422,605.20, 561,204,633,907.80 and 255,120,848,384.40

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Solution

The fourth proportional to 374,136,422,605.20, 561,204,633,907.80 and 255,120,848,384.40 is: 382,681,272,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,136,422,605.20 : 561,204,633,907.80 = 255,120,848,384.40 : x
  2. Step 2: Convert to fraction form
    374,136,422,605.20/561,204,633,907.80 = 255,120,848,384.40/x
  3. Step 3: Cross multiply
    374,136,422,605.20x = 561,204,633,907.80 × 255,120,848,384.40
  4. Step 4: Simplify right side
    374,136,422,605.20x = 143,175,002,319,814,567,919,616
  5. Step 5: Solve for x
    x = 143,175,002,319,814,567,919,616/374,136,422,605.20
  6. Step 6: Final answer
    x = 382,681,272,576.60

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1.5x scale

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.