Home / 382,002,003.40-573,003,005.10-136,476,261.40

Finding the Fourth Proportional to 382,002,003.40, 573,003,005.10 and 136,476,261.40

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Solution

The fourth proportional to 382,002,003.40, 573,003,005.10 and 136,476,261.40 is: 204,714,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,002,003.40 : 573,003,005.10 = 136,476,261.40 : x
  2. Step 2: Convert to fraction form
    382,002,003.40/573,003,005.10 = 136,476,261.40/x
  3. Step 3: Cross multiply
    382,002,003.40x = 573,003,005.10 × 136,476,261.40
  4. Step 4: Simplify right side
    382,002,003.40x = 78,201,307,907,013,136
  5. Step 5: Solve for x
    x = 78,201,307,907,013,136/382,002,003.40
  6. Step 6: Final answer
    x = 204,714,392.10

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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.