Home / 74,708,683.18-111,833,182.31-48,745,078.45

Finding the Fourth Proportional to 74,708,683.18, 111,833,182.31 and 48,745,078.45

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Solution

The fourth proportional to 74,708,683.18, 111,833,182.31 and 48,745,078.45 is: 72,967,652.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,708,683.18 : 111,833,182.31 = 48,745,078.45 : x
  2. Step 2: Convert to fraction form
    74,708,683.18/111,833,182.31 = 48,745,078.45/x
  3. Step 3: Cross multiply
    74,708,683.18x = 111,833,182.31 × 48,745,078.45
  4. Step 4: Simplify right side
    74,708,683.18x = 5,451,317,244,490,794
  5. Step 5: Solve for x
    x = 5,451,317,244,490,794/74,708,683.18
  6. Step 6: Final answer
    x = 72,967,652.66

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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.