Home / 364,468,814.70-546,727,464.41-128,089,747.77

Finding the Fourth Proportional to 364,468,814.70, 546,727,464.41 and 128,089,747.77

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Solution

The fourth proportional to 364,468,814.70, 546,727,464.41 and 128,089,747.77 is: 192,143,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,468,814.70 : 546,727,464.41 = 128,089,747.77 : x
  2. Step 2: Convert to fraction form
    364,468,814.70/546,727,464.41 = 128,089,747.77/x
  3. Step 3: Cross multiply
    364,468,814.70x = 546,727,464.41 × 128,089,747.77
  4. Step 4: Simplify right side
    364,468,814.70x = 70,030,183,014,568,096
  5. Step 5: Solve for x
    x = 70,030,183,014,568,096/364,468,814.70
  6. Step 6: Final answer
    x = 192,143,141.44

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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.