Home / 45,946,100.20-68,919,150.30-28,939,988.20

Finding the Fourth Proportional to 45,946,100.20, 68,919,150.30 and 28,939,988.20

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Solution

The fourth proportional to 45,946,100.20, 68,919,150.30 and 28,939,988.20 is: 43,409,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,946,100.20 : 68,919,150.30 = 28,939,988.20 : x
  2. Step 2: Convert to fraction form
    45,946,100.20/68,919,150.30 = 28,939,988.20/x
  3. Step 3: Cross multiply
    45,946,100.20x = 68,919,150.30 × 28,939,988.20
  4. Step 4: Simplify right side
    45,946,100.20x = 1,994,519,396,436,026.25
  5. Step 5: Solve for x
    x = 1,994,519,396,436,026.25/45,946,100.20
  6. Step 6: Final answer
    x = 43,409,982.30

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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.