Home / 12,919,388,056.40-17,832,072,732.53-8,414,492,902.44

Finding the Fourth Proportional to 12,919,388,056.40, 17,832,072,732.53 and 8,414,492,902.44

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Solution

The fourth proportional to 12,919,388,056.40, 17,832,072,732.53 and 8,414,492,902.44 is: 11,614,160,731.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,919,388,056.40 : 17,832,072,732.53 = 8,414,492,902.44 : x
  2. Step 2: Convert to fraction form
    12,919,388,056.40/17,832,072,732.53 = 8,414,492,902.44/x
  3. Step 3: Cross multiply
    12,919,388,056.40x = 17,832,072,732.53 × 8,414,492,902.44
  4. Step 4: Simplify right side
    12,919,388,056.40x = 150,047,849,443,625,467,904
  5. Step 5: Solve for x
    x = 150,047,849,443,625,467,904/12,919,388,056.40
  6. Step 6: Final answer
    x = 11,614,160,731.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.