Home / 190,980,815,544.12-263,554,344,816.98-104,175,276,971.48

Finding the Fourth Proportional to 190,980,815,544.12, 263,554,344,816.98 and 104,175,276,971.48

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Solution

The fourth proportional to 190,980,815,544.12, 263,554,344,816.98 and 104,175,276,971.48 is: 143,762,329,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,980,815,544.12 : 263,554,344,816.98 = 104,175,276,971.48 : x
  2. Step 2: Convert to fraction form
    190,980,815,544.12/263,554,344,816.98 = 104,175,276,971.48/x
  3. Step 3: Cross multiply
    190,980,815,544.12x = 263,554,344,816.98 × 104,175,276,971.48
  4. Step 4: Simplify right side
    190,980,815,544.12x = 27,455,846,868,345,837,060,096
  5. Step 5: Solve for x
    x = 27,455,846,868,345,837,060,096/190,980,815,544.12
  6. Step 6: Final answer
    x = 143,762,329,164.43

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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.