Home / 92,774,656.98-128,051,324.46-53,105,183.55

Finding the Fourth Proportional to 92,774,656.98, 128,051,324.46 and 53,105,183.55

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Solution

The fourth proportional to 92,774,656.98, 128,051,324.46 and 53,105,183.55 is: 73,297,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,774,656.98 : 128,051,324.46 = 53,105,183.55 : x
  2. Step 2: Convert to fraction form
    92,774,656.98/128,051,324.46 = 53,105,183.55/x
  3. Step 3: Cross multiply
    92,774,656.98x = 128,051,324.46 × 53,105,183.55
  4. Step 4: Simplify right side
    92,774,656.98x = 6,800,189,089,268,904
  5. Step 5: Solve for x
    x = 6,800,189,089,268,904/92,774,656.98
  6. Step 6: Final answer
    x = 73,297,916.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.