Home / 69,133,157.12-95,405,683.20-38,195,321.60

Finding the Fourth Proportional to 69,133,157.12, 95,405,683.20 and 38,195,321.60

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Solution

The fourth proportional to 69,133,157.12, 95,405,683.20 and 38,195,321.60 is: 52,710,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,133,157.12 : 95,405,683.20 = 38,195,321.60 : x
  2. Step 2: Convert to fraction form
    69,133,157.12/95,405,683.20 = 38,195,321.60/x
  3. Step 3: Cross multiply
    69,133,157.12x = 95,405,683.20 × 38,195,321.60
  4. Step 4: Simplify right side
    69,133,157.12x = 3,644,050,752,291,717.50
  5. Step 5: Solve for x
    x = 3,644,050,752,291,717.50/69,133,157.12
  6. Step 6: Final answer
    x = 52,710,608.11

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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.