Home / 3,917,441,186,998.80-5,406,085,166,901-2,159,552,105,747.40

Finding the Fourth Proportional to 3,917,441,186,998.80, 5,406,085,166,901 and 2,159,552,105,747.40

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Solution

The fourth proportional to 3,917,441,186,998.80, 5,406,085,166,901 and 2,159,552,105,747.40 is: 2,980,190,907,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,441,186,998.80 : 5,406,085,166,901 = 2,159,552,105,747.40 : x
  2. Step 2: Convert to fraction form
    3,917,441,186,998.80/5,406,085,166,901 = 2,159,552,105,747.40/x
  3. Step 3: Cross multiply
    3,917,441,186,998.80x = 5,406,085,166,901 × 2,159,552,105,747.40
  4. Step 4: Simplify right side
    3,917,441,186,998.80x = 11,674,722,606,030,839,170,990,080
  5. Step 5: Solve for x
    x = 11,674,722,606,030,839,170,990,080/3,917,441,186,998.80
  6. Step 6: Final answer
    x = 2,980,190,907,467.07

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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.