Home / 82,809,325.38-114,276,523.70-45,639,516.94

Finding the Fourth Proportional to 82,809,325.38, 114,276,523.70 and 45,639,516.94

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Solution

The fourth proportional to 82,809,325.38, 114,276,523.70 and 45,639,516.94 is: 62,982,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,809,325.38 : 114,276,523.70 = 45,639,516.94 : x
  2. Step 2: Convert to fraction form
    82,809,325.38/114,276,523.70 = 45,639,516.94/x
  3. Step 3: Cross multiply
    82,809,325.38x = 114,276,523.70 × 45,639,516.94
  4. Step 4: Simplify right side
    82,809,325.38x = 5,215,525,339,807,021
  5. Step 5: Solve for x
    x = 5,215,525,339,807,021/82,809,325.38
  6. Step 6: Final answer
    x = 62,982,343.06

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1.5x scale

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.