Home / 2,021,171,010.36-2,789,366,975.51-1,163,108,613.79

Finding the Fourth Proportional to 2,021,171,010.36, 2,789,366,975.51 and 1,163,108,613.79

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Solution

The fourth proportional to 2,021,171,010.36, 2,789,366,975.51 and 1,163,108,613.79 is: 1,605,176,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,171,010.36 : 2,789,366,975.51 = 1,163,108,613.79 : x
  2. Step 2: Convert to fraction form
    2,021,171,010.36/2,789,366,975.51 = 1,163,108,613.79/x
  3. Step 3: Cross multiply
    2,021,171,010.36x = 2,789,366,975.51 × 1,163,108,613.79
  4. Step 4: Simplify right side
    2,021,171,010.36x = 3,244,336,756,232,974,848
  5. Step 5: Solve for x
    x = 3,244,336,756,232,974,848/2,021,171,010.36
  6. Step 6: Final answer
    x = 1,605,176,771.09

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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.