Home / 21,320,052,484,614-29,421,672,428,766-12,195,525,127,684

Finding the Fourth Proportional to 21,320,052,484,614, 29,421,672,428,766 and 12,195,525,127,684

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Solution

The fourth proportional to 21,320,052,484,614, 29,421,672,428,766 and 12,195,525,127,684 is: 16,829,824,676,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,052,484,614 : 29,421,672,428,766 = 12,195,525,127,684 : x
  2. Step 2: Convert to fraction form
    21,320,052,484,614/29,421,672,428,766 = 12,195,525,127,684/x
  3. Step 3: Cross multiply
    21,320,052,484,614x = 29,421,672,428,766 × 12,195,525,127,684
  4. Step 4: Simplify right side
    21,320,052,484,614x = 358,812,745,403,503,315,137,855,488
  5. Step 5: Solve for x
    x = 358,812,745,403,503,315,137,855,488/21,320,052,484,614
  6. Step 6: Final answer
    x = 16,829,824,676,203.17

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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.