Home / 940,089,845.70-1,410,134,768.55-810,949,682.70

Finding the Fourth Proportional to 940,089,845.70, 1,410,134,768.55 and 810,949,682.70

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Solution

The fourth proportional to 940,089,845.70, 1,410,134,768.55 and 810,949,682.70 is: 1,216,424,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,089,845.70 : 1,410,134,768.55 = 810,949,682.70 : x
  2. Step 2: Convert to fraction form
    940,089,845.70/1,410,134,768.55 = 810,949,682.70/x
  3. Step 3: Cross multiply
    940,089,845.70x = 1,410,134,768.55 × 810,949,682.70
  4. Step 4: Simplify right side
    940,089,845.70x = 1,143,548,343,119,860,480
  5. Step 5: Solve for x
    x = 1,143,548,343,119,860,480/940,089,845.70
  6. Step 6: Final answer
    x = 1,216,424,524.05

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1.5x scale

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.