Home / 6,448,947,962.30-9,668,924,447.63-2,857,421,676.30

Finding the Fourth Proportional to 6,448,947,962.30, 9,668,924,447.63 and 2,857,421,676.30

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Solution

The fourth proportional to 6,448,947,962.30, 9,668,924,447.63 and 2,857,421,676.30 is: 4,284,139,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,947,962.30 : 9,668,924,447.63 = 2,857,421,676.30 : x
  2. Step 2: Convert to fraction form
    6,448,947,962.30/9,668,924,447.63 = 2,857,421,676.30/x
  3. Step 3: Cross multiply
    6,448,947,962.30x = 9,668,924,447.63 × 2,857,421,676.30
  4. Step 4: Simplify right side
    6,448,947,962.30x = 27,628,194,303,150,682,112
  5. Step 5: Solve for x
    x = 27,628,194,303,150,682,112/6,448,947,962.30
  6. Step 6: Final answer
    x = 4,284,139,748.79

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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.