Home / 1,036,305,906.70-1,552,191,378.45-900,257,010.70

Finding the Fourth Proportional to 1,036,305,906.70, 1,552,191,378.45 and 900,257,010.70

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Solution

The fourth proportional to 1,036,305,906.70, 1,552,191,378.45 and 900,257,010.70 is: 1,348,415,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,305,906.70 : 1,552,191,378.45 = 900,257,010.70 : x
  2. Step 2: Convert to fraction form
    1,036,305,906.70/1,552,191,378.45 = 900,257,010.70/x
  3. Step 3: Cross multiply
    1,036,305,906.70x = 1,552,191,378.45 × 900,257,010.70
  4. Step 4: Simplify right side
    1,036,305,906.70x = 1,397,371,170,397,709,568
  5. Step 5: Solve for x
    x = 1,397,371,170,397,709,568/1,036,305,906.70
  6. Step 6: Final answer
    x = 1,348,415,715.25

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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.