Home / 21,252,827,102,831-29,328,929,685,319-11,509,024,898,401

Finding the Fourth Proportional to 21,252,827,102,831, 29,328,929,685,319 and 11,509,024,898,401

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Solution

The fourth proportional to 21,252,827,102,831, 29,328,929,685,319 and 11,509,024,898,401 is: 15,882,469,676,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,252,827,102,831 : 29,328,929,685,319 = 11,509,024,898,401 : x
  2. Step 2: Convert to fraction form
    21,252,827,102,831/29,328,929,685,319 = 11,509,024,898,401/x
  3. Step 3: Cross multiply
    21,252,827,102,831x = 29,328,929,685,319 × 11,509,024,898,401
  4. Step 4: Simplify right side
    21,252,827,102,831x = 337,547,381,991,788,574,834,425,856
  5. Step 5: Solve for x
    x = 337,547,381,991,788,574,834,425,856/21,252,827,102,831
  6. Step 6: Final answer
    x = 15,882,469,676,084.90

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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.