Home / 1,450,327,672.80-2,001,389,603.76-823,794,150.24

Finding the Fourth Proportional to 1,450,327,672.80, 2,001,389,603.76 and 823,794,150.24

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Solution

The fourth proportional to 1,450,327,672.80, 2,001,389,603.76 and 823,794,150.24 is: 1,136,800,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,327,672.80 : 2,001,389,603.76 = 823,794,150.24 : x
  2. Step 2: Convert to fraction form
    1,450,327,672.80/2,001,389,603.76 = 823,794,150.24/x
  3. Step 3: Cross multiply
    1,450,327,672.80x = 2,001,389,603.76 × 823,794,150.24
  4. Step 4: Simplify right side
    1,450,327,672.80x = 1,648,733,047,928,639,488
  5. Step 5: Solve for x
    x = 1,648,733,047,928,639,488/1,450,327,672.80
  6. Step 6: Final answer
    x = 1,136,800,378.87

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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.