Home / 3,917,441,186,996.80-5,406,085,166,898.20-2,159,552,105,745.40

Finding the Fourth Proportional to 3,917,441,186,996.80, 5,406,085,166,898.20 and 2,159,552,105,745.40

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Solution

The fourth proportional to 3,917,441,186,996.80, 5,406,085,166,898.20 and 2,159,552,105,745.40 is: 2,980,190,907,464.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,441,186,996.80 : 5,406,085,166,898.20 = 2,159,552,105,745.40 : x
  2. Step 2: Convert to fraction form
    3,917,441,186,996.80/5,406,085,166,898.20 = 2,159,552,105,745.40/x
  3. Step 3: Cross multiply
    3,917,441,186,996.80x = 5,406,085,166,898.20 × 2,159,552,105,745.40
  4. Step 4: Simplify right side
    3,917,441,186,996.80x = 11,674,722,606,013,979,276,869,632
  5. Step 5: Solve for x
    x = 11,674,722,606,013,979,276,869,632/3,917,441,186,996.80
  6. Step 6: Final answer
    x = 2,980,190,907,464.29

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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.