Home / 82,217,147.34-113,450,509.42-45,538,532.94

Finding the Fourth Proportional to 82,217,147.34, 113,450,509.42 and 45,538,532.94

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Solution

The fourth proportional to 82,217,147.34, 113,450,509.42 and 45,538,532.94 is: 62,838,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,217,147.34 : 113,450,509.42 = 45,538,532.94 : x
  2. Step 2: Convert to fraction form
    82,217,147.34/113,450,509.42 = 45,538,532.94/x
  3. Step 3: Cross multiply
    82,217,147.34x = 113,450,509.42 × 45,538,532.94
  4. Step 4: Simplify right side
    82,217,147.34x = 5,166,369,760,282,450
  5. Step 5: Solve for x
    x = 5,166,369,760,282,450/82,217,147.34
  6. Step 6: Final answer
    x = 62,838,105.28

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