Home / 829,147,721,321.70-1,243,721,581,982.50-829,147,721,321.70

Finding the Fourth Proportional to 829,147,721,321.70, 1,243,721,581,982.50 and 829,147,721,321.70

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Solution

The fourth proportional to 829,147,721,321.70, 1,243,721,581,982.50 and 829,147,721,321.70 is: 1,243,721,581,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,147,721,321.70 : 1,243,721,581,982.50 = 829,147,721,321.70 : x
  2. Step 2: Convert to fraction form
    829,147,721,321.70/1,243,721,581,982.50 = 829,147,721,321.70/x
  3. Step 3: Cross multiply
    829,147,721,321.70x = 1,243,721,581,982.50 × 829,147,721,321.70
  4. Step 4: Simplify right side
    829,147,721,321.70x = 1,031,228,915,659,409,736,073,216
  5. Step 5: Solve for x
    x = 1,031,228,915,659,409,736,073,216/829,147,721,321.70
  6. Step 6: Final answer
    x = 1,243,721,581,982.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.