Home / 74,708,683.68-111,833,183.06-48,745,078.92

Finding the Fourth Proportional to 74,708,683.68, 111,833,183.06 and 48,745,078.92

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Solution

The fourth proportional to 74,708,683.68, 111,833,183.06 and 48,745,078.92 is: 72,967,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,708,683.68 : 111,833,183.06 = 48,745,078.92 : x
  2. Step 2: Convert to fraction form
    74,708,683.68/111,833,183.06 = 48,745,078.92/x
  3. Step 3: Cross multiply
    74,708,683.68x = 111,833,183.06 × 48,745,078.92
  4. Step 4: Simplify right side
    74,708,683.68x = 5,451,317,334,134,507
  5. Step 5: Solve for x
    x = 5,451,317,334,134,507/74,708,683.68
  6. Step 6: Final answer
    x = 72,967,653.37

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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.