Home / 69,700,330.56-96,188,270.28-38,339,187.54

Finding the Fourth Proportional to 69,700,330.56, 96,188,270.28 and 38,339,187.54

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Solution

The fourth proportional to 69,700,330.56, 96,188,270.28 and 38,339,187.54 is: 52,909,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,700,330.56 : 96,188,270.28 = 38,339,187.54 : x
  2. Step 2: Convert to fraction form
    69,700,330.56/96,188,270.28 = 38,339,187.54/x
  3. Step 3: Cross multiply
    69,700,330.56x = 96,188,270.28 × 38,339,187.54
  4. Step 4: Simplify right side
    69,700,330.56x = 3,687,780,133,413,128.50
  5. Step 5: Solve for x
    x = 3,687,780,133,413,128.50/69,700,330.56
  6. Step 6: Final answer
    x = 52,909,076.67

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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.