Home / 21,330,446,405,463-29,435,993,169,717-11,586,634,677,609

Finding the Fourth Proportional to 21,330,446,405,463, 29,435,993,169,717 and 11,586,634,677,609

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Solution

The fourth proportional to 21,330,446,405,463, 29,435,993,169,717 and 11,586,634,677,609 is: 15,989,543,432,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,330,446,405,463 : 29,435,993,169,717 = 11,586,634,677,609 : x
  2. Step 2: Convert to fraction form
    21,330,446,405,463/29,435,993,169,717 = 11,586,634,677,609/x
  3. Step 3: Cross multiply
    21,330,446,405,463x = 29,435,993,169,717 × 11,586,634,677,609
  4. Step 4: Simplify right side
    21,330,446,405,463x = 341,064,099,230,104,655,954,444,288
  5. Step 5: Solve for x
    x = 341,064,099,230,104,655,954,444,288/21,330,446,405,463
  6. Step 6: Final answer
    x = 15,989,543,432,281.56

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Double scale
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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.