Home / 379,271,644.22-568,907,686.12-106,642,411.22

Finding the Fourth Proportional to 379,271,644.22, 568,907,686.12 and 106,642,411.22

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Solution

The fourth proportional to 379,271,644.22, 568,907,686.12 and 106,642,411.22 is: 159,963,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,271,644.22 : 568,907,686.12 = 106,642,411.22 : x
  2. Step 2: Convert to fraction form
    379,271,644.22/568,907,686.12 = 106,642,411.22/x
  3. Step 3: Cross multiply
    379,271,644.22x = 568,907,686.12 × 106,642,411.22
  4. Step 4: Simplify right side
    379,271,644.22x = 60,669,687,409,427,728
  5. Step 5: Solve for x
    x = 60,669,687,409,427,728/379,271,644.22
  6. Step 6: Final answer
    x = 159,963,678.63

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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.