Home / 12,488,299,325.88-18,733,550,077.44-3,524,568,441.36

Finding the Fourth Proportional to 12,488,299,325.88, 18,733,550,077.44 and 3,524,568,441.36

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Solution

The fourth proportional to 12,488,299,325.88, 18,733,550,077.44 and 3,524,568,441.36 is: 5,287,163,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,299,325.88 : 18,733,550,077.44 = 3,524,568,441.36 : x
  2. Step 2: Convert to fraction form
    12,488,299,325.88/18,733,550,077.44 = 3,524,568,441.36/x
  3. Step 3: Cross multiply
    12,488,299,325.88x = 18,733,550,077.44 × 3,524,568,441.36
  4. Step 4: Simplify right side
    12,488,299,325.88x = 66,027,679,397,582,209,024
  5. Step 5: Solve for x
    x = 66,027,679,397,582,209,024/12,488,299,325.88
  6. Step 6: Final answer
    x = 5,287,163,421.90

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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.