Home / 21,320,052,483,683-29,421,672,427,483-12,195,525,126,756

Finding the Fourth Proportional to 21,320,052,483,683, 29,421,672,427,483 and 12,195,525,126,756

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Solution

The fourth proportional to 21,320,052,483,683, 29,421,672,427,483 and 12,195,525,126,756 is: 16,829,824,674,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,052,483,683 : 29,421,672,427,483 = 12,195,525,126,756 : x
  2. Step 2: Convert to fraction form
    21,320,052,483,683/29,421,672,427,483 = 12,195,525,126,756/x
  3. Step 3: Cross multiply
    21,320,052,483,683x = 29,421,672,427,483 × 12,195,525,126,756
  4. Step 4: Simplify right side
    21,320,052,483,683x = 358,812,745,360,553,092,422,041,600
  5. Step 5: Solve for x
    x = 358,812,745,360,553,092,422,041,600/21,320,052,483,683
  6. Step 6: Final answer
    x = 16,829,824,674,923.54

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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.