Home / 2,414,448,001.20-3,621,672,001.80-1,978,241,228.40

Finding the Fourth Proportional to 2,414,448,001.20, 3,621,672,001.80 and 1,978,241,228.40

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Solution

The fourth proportional to 2,414,448,001.20, 3,621,672,001.80 and 1,978,241,228.40 is: 2,967,361,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,448,001.20 : 3,621,672,001.80 = 1,978,241,228.40 : x
  2. Step 2: Convert to fraction form
    2,414,448,001.20/3,621,672,001.80 = 1,978,241,228.40/x
  3. Step 3: Cross multiply
    2,414,448,001.20x = 3,621,672,001.80 × 1,978,241,228.40
  4. Step 4: Simplify right side
    2,414,448,001.20x = 7,164,540,869,702,719,488
  5. Step 5: Solve for x
    x = 7,164,540,869,702,719,488/2,414,448,001.20
  6. Step 6: Final answer
    x = 2,967,361,842.60

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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.