Home / 2,775,861,836.36-3,830,666,661.32-1,505,699,640.50

Finding the Fourth Proportional to 2,775,861,836.36, 3,830,666,661.32 and 1,505,699,640.50

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Solution

The fourth proportional to 2,775,861,836.36, 3,830,666,661.32 and 1,505,699,640.50 is: 2,077,853,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,861,836.36 : 3,830,666,661.32 = 1,505,699,640.50 : x
  2. Step 2: Convert to fraction form
    2,775,861,836.36/3,830,666,661.32 = 1,505,699,640.50/x
  3. Step 3: Cross multiply
    2,775,861,836.36x = 3,830,666,661.32 × 1,505,699,640.50
  4. Step 4: Simplify right side
    2,775,861,836.36x = 5,767,833,414,824,859,648
  5. Step 5: Solve for x
    x = 5,767,833,414,824,859,648/2,775,861,836.36
  6. Step 6: Final answer
    x = 2,077,853,205.54

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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.