Home / 21,320,052,483,606-29,421,672,427,377-12,195,525,126,679

Finding the Fourth Proportional to 21,320,052,483,606, 29,421,672,427,377 and 12,195,525,126,679

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Solution

The fourth proportional to 21,320,052,483,606, 29,421,672,427,377 and 12,195,525,126,679 is: 16,829,824,674,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,052,483,606 : 29,421,672,427,377 = 12,195,525,126,679 : x
  2. Step 2: Convert to fraction form
    21,320,052,483,606/29,421,672,427,377 = 12,195,525,126,679/x
  3. Step 3: Cross multiply
    21,320,052,483,606x = 29,421,672,427,377 × 12,195,525,126,679
  4. Step 4: Simplify right side
    21,320,052,483,606x = 358,812,745,356,994,935,355,604,992
  5. Step 5: Solve for x
    x = 358,812,745,356,994,935,355,604,992/21,320,052,483,606
  6. Step 6: Final answer
    x = 16,829,824,674,817.43

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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.