Home / 3,917,441,186,998.40-5,406,085,166,900.60-2,159,552,105,747.20

Finding the Fourth Proportional to 3,917,441,186,998.40, 5,406,085,166,900.60 and 2,159,552,105,747.20

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Solution

The fourth proportional to 3,917,441,186,998.40, 5,406,085,166,900.60 and 2,159,552,105,747.20 is: 2,980,190,907,466.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,441,186,998.40 : 5,406,085,166,900.60 = 2,159,552,105,747.20 : x
  2. Step 2: Convert to fraction form
    3,917,441,186,998.40/5,406,085,166,900.60 = 2,159,552,105,747.20/x
  3. Step 3: Cross multiply
    3,917,441,186,998.40x = 5,406,085,166,900.60 × 2,159,552,105,747.20
  4. Step 4: Simplify right side
    3,917,441,186,998.40x = 11,674,722,606,028,893,550,804,992
  5. Step 5: Solve for x
    x = 11,674,722,606,028,893,550,804,992/3,917,441,186,998.40
  6. Step 6: Final answer
    x = 2,980,190,907,466.88

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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.