Home / 18,187,550,998.20-27,281,326,497.30-8,877,271,548.60

Finding the Fourth Proportional to 18,187,550,998.20, 27,281,326,497.30 and 8,877,271,548.60

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Solution

The fourth proportional to 18,187,550,998.20, 27,281,326,497.30 and 8,877,271,548.60 is: 13,315,907,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,550,998.20 : 27,281,326,497.30 = 8,877,271,548.60 : x
  2. Step 2: Convert to fraction form
    18,187,550,998.20/27,281,326,497.30 = 8,877,271,548.60/x
  3. Step 3: Cross multiply
    18,187,550,998.20x = 27,281,326,497.30 × 8,877,271,548.60
  4. Step 4: Simplify right side
    18,187,550,998.20x = 242,183,743,522,548,580,352
  5. Step 5: Solve for x
    x = 242,183,743,522,548,580,352/18,187,550,998.20
  6. Step 6: Final answer
    x = 13,315,907,322.90

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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.