Home / 823,039,714.43-1,234,282,820.56-298,298,972.06

Finding the Fourth Proportional to 823,039,714.43, 1,234,282,820.56 and 298,298,972.06

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Solution

The fourth proportional to 823,039,714.43, 1,234,282,820.56 and 298,298,972.06 is: 447,348,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,039,714.43 : 1,234,282,820.56 = 298,298,972.06 : x
  2. Step 2: Convert to fraction form
    823,039,714.43/1,234,282,820.56 = 298,298,972.06/x
  3. Step 3: Cross multiply
    823,039,714.43x = 1,234,282,820.56 × 298,298,972.06
  4. Step 4: Simplify right side
    823,039,714.43x = 368,185,296,603,747,328
  5. Step 5: Solve for x
    x = 368,185,296,603,747,328/823,039,714.43
  6. Step 6: Final answer
    x = 447,348,153.62

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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.