Home / 55,090,498,213.30-82,513,303,313.55-47,743,857,829.30

Finding the Fourth Proportional to 55,090,498,213.30, 82,513,303,313.55 and 47,743,857,829.30

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Solution

The fourth proportional to 55,090,498,213.30, 82,513,303,313.55 and 47,743,857,829.30 is: 71,509,671,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,498,213.30 : 82,513,303,313.55 = 47,743,857,829.30 : x
  2. Step 2: Convert to fraction form
    55,090,498,213.30/82,513,303,313.55 = 47,743,857,829.30/x
  3. Step 3: Cross multiply
    55,090,498,213.30x = 82,513,303,313.55 × 47,743,857,829.30
  4. Step 4: Simplify right side
    55,090,498,213.30x = 3,939,503,422,428,040,134,656
  5. Step 5: Solve for x
    x = 3,939,503,422,428,040,134,656/55,090,498,213.30
  6. Step 6: Final answer
    x = 71,509,671,362.47

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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.