Home / 70,449,751.80-105,674,627.70-44,621,719.20

Finding the Fourth Proportional to 70,449,751.80, 105,674,627.70 and 44,621,719.20

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Solution

The fourth proportional to 70,449,751.80, 105,674,627.70 and 44,621,719.20 is: 66,932,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,449,751.80 : 105,674,627.70 = 44,621,719.20 : x
  2. Step 2: Convert to fraction form
    70,449,751.80/105,674,627.70 = 44,621,719.20/x
  3. Step 3: Cross multiply
    70,449,751.80x = 105,674,627.70 × 44,621,719.20
  4. Step 4: Simplify right side
    70,449,751.80x = 4,715,383,563,793,942
  5. Step 5: Solve for x
    x = 4,715,383,563,793,942/70,449,751.80
  6. Step 6: Final answer
    x = 66,932,578.80

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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.