Home / 55,008,051.60-82,512,077.40-48,790,191.90

Finding the Fourth Proportional to 55,008,051.60, 82,512,077.40 and 48,790,191.90

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Solution

The fourth proportional to 55,008,051.60, 82,512,077.40 and 48,790,191.90 is: 73,185,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,008,051.60 : 82,512,077.40 = 48,790,191.90 : x
  2. Step 2: Convert to fraction form
    55,008,051.60/82,512,077.40 = 48,790,191.90/x
  3. Step 3: Cross multiply
    55,008,051.60x = 82,512,077.40 × 48,790,191.90
  4. Step 4: Simplify right side
    55,008,051.60x = 4,025,780,090,413,653
  5. Step 5: Solve for x
    x = 4,025,780,090,413,653/55,008,051.60
  6. Step 6: Final answer
    x = 73,185,287.85

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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.