Home / 55,728,190.80-83,592,286.20-49,776,051.60

Finding the Fourth Proportional to 55,728,190.80, 83,592,286.20 and 49,776,051.60

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Solution

The fourth proportional to 55,728,190.80, 83,592,286.20 and 49,776,051.60 is: 74,664,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,728,190.80 : 83,592,286.20 = 49,776,051.60 : x
  2. Step 2: Convert to fraction form
    55,728,190.80/83,592,286.20 = 49,776,051.60/x
  3. Step 3: Cross multiply
    55,728,190.80x = 83,592,286.20 × 49,776,051.60
  4. Step 4: Simplify right side
    55,728,190.80x = 4,160,893,951,253,168
  5. Step 5: Solve for x
    x = 4,160,893,951,253,168/55,728,190.80
  6. Step 6: Final answer
    x = 74,664,077.40

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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.