Home / 12,268,408,053.92-18,376,840,743.30-7,784,194,492.04

Finding the Fourth Proportional to 12,268,408,053.92, 18,376,840,743.30 and 7,784,194,492.04

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Solution

The fourth proportional to 12,268,408,053.92, 18,376,840,743.30 and 7,784,194,492.04 is: 11,659,940,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,408,053.92 : 18,376,840,743.30 = 7,784,194,492.04 : x
  2. Step 2: Convert to fraction form
    12,268,408,053.92/18,376,840,743.30 = 7,784,194,492.04/x
  3. Step 3: Cross multiply
    12,268,408,053.92x = 18,376,840,743.30 × 7,784,194,492.04
  4. Step 4: Simplify right side
    12,268,408,053.92x = 143,048,902,495,000,231,936
  5. Step 5: Solve for x
    x = 143,048,902,495,000,231,936/12,268,408,053.92
  6. Step 6: Final answer
    x = 11,659,940,056.31

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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.