Home / 82,217,324.40-113,450,753.70-45,538,710

Finding the Fourth Proportional to 82,217,324.40, 113,450,753.70 and 45,538,710

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Solution

The fourth proportional to 82,217,324.40, 113,450,753.70 and 45,538,710 is: 62,838,349.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,217,324.40 : 113,450,753.70 = 45,538,710 : x
  2. Step 2: Convert to fraction form
    82,217,324.40/113,450,753.70 = 45,538,710/x
  3. Step 3: Cross multiply
    82,217,324.40x = 113,450,753.70 × 45,538,710
  4. Step 4: Simplify right side
    82,217,324.40x = 5,166,400,972,025,727
  5. Step 5: Solve for x
    x = 5,166,400,972,025,727/82,217,324.40
  6. Step 6: Final answer
    x = 62,838,349.58

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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.