Home / 299,205,645,738.16-412,904,189,303.81-162,028,708,741.30

Finding the Fourth Proportional to 299,205,645,738.16, 412,904,189,303.81 and 162,028,708,741.30

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Solution

The fourth proportional to 299,205,645,738.16, 412,904,189,303.81 and 162,028,708,741.30 is: 223,599,833,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,205,645,738.16 : 412,904,189,303.81 = 162,028,708,741.30 : x
  2. Step 2: Convert to fraction form
    299,205,645,738.16/412,904,189,303.81 = 162,028,708,741.30/x
  3. Step 3: Cross multiply
    299,205,645,738.16x = 412,904,189,303.81 × 162,028,708,741.30
  4. Step 4: Simplify right side
    299,205,645,738.16x = 66,902,332,626,769,627,054,080
  5. Step 5: Solve for x
    x = 66,902,332,626,769,627,054,080/299,205,645,738.16
  6. Step 6: Final answer
    x = 223,599,833,692.03

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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.