Home / 12,488,299,326.88-18,733,550,078.94-3,524,568,442.36

Finding the Fourth Proportional to 12,488,299,326.88, 18,733,550,078.94 and 3,524,568,442.36

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Solution

The fourth proportional to 12,488,299,326.88, 18,733,550,078.94 and 3,524,568,442.36 is: 5,287,163,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,299,326.88 : 18,733,550,078.94 = 3,524,568,442.36 : x
  2. Step 2: Convert to fraction form
    12,488,299,326.88/18,733,550,078.94 = 3,524,568,442.36/x
  3. Step 3: Cross multiply
    12,488,299,326.88x = 18,733,550,078.94 × 3,524,568,442.36
  4. Step 4: Simplify right side
    12,488,299,326.88x = 66,027,679,421,602,611,200
  5. Step 5: Solve for x
    x = 66,027,679,421,602,611,200/12,488,299,326.88
  6. Step 6: Final answer
    x = 5,287,163,423.40

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1.5x scale

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.