Home / 3,863,019,956.40-5,794,955,087.40-1,242,378,097.20

Finding the Fourth Proportional to 3,863,019,956.40, 5,794,955,087.40 and 1,242,378,097.20

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Solution

The fourth proportional to 3,863,019,956.40, 5,794,955,087.40 and 1,242,378,097.20 is: 1,863,703,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,019,956.40 : 5,794,955,087.40 = 1,242,378,097.20 : x
  2. Step 2: Convert to fraction form
    3,863,019,956.40/5,794,955,087.40 = 1,242,378,097.20/x
  3. Step 3: Cross multiply
    3,863,019,956.40x = 5,794,955,087.40 × 1,242,378,097.20
  4. Step 4: Simplify right side
    3,863,019,956.40x = 7,199,525,274,843,471,872
  5. Step 5: Solve for x
    x = 7,199,525,274,843,471,872/3,863,019,956.40
  6. Step 6: Final answer
    x = 1,863,703,878.34

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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.