Home / 21,330,446,405,465-29,435,993,169,721-11,586,634,677,612

Finding the Fourth Proportional to 21,330,446,405,465, 29,435,993,169,721 and 11,586,634,677,612

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Solution

The fourth proportional to 21,330,446,405,465, 29,435,993,169,721 and 11,586,634,677,612 is: 15,989,543,432,286.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,330,446,405,465 : 29,435,993,169,721 = 11,586,634,677,612 : x
  2. Step 2: Convert to fraction form
    21,330,446,405,465/29,435,993,169,721 = 11,586,634,677,612/x
  3. Step 3: Cross multiply
    21,330,446,405,465x = 29,435,993,169,721 × 11,586,634,677,612
  4. Step 4: Simplify right side
    21,330,446,405,465x = 341,064,099,230,239,346,128,846,848
  5. Step 5: Solve for x
    x = 341,064,099,230,239,346,128,846,848/21,330,446,405,465
  6. Step 6: Final answer
    x = 15,989,543,432,286.37

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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.