Home / 21,252,827,102,830-29,328,929,685,318-11,509,024,898,400

Finding the Fourth Proportional to 21,252,827,102,830, 29,328,929,685,318 and 11,509,024,898,400

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Solution

The fourth proportional to 21,252,827,102,830, 29,328,929,685,318 and 11,509,024,898,400 is: 15,882,469,676,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,252,827,102,830 : 29,328,929,685,318 = 11,509,024,898,400 : x
  2. Step 2: Convert to fraction form
    21,252,827,102,830/29,328,929,685,318 = 11,509,024,898,400/x
  3. Step 3: Cross multiply
    21,252,827,102,830x = 29,328,929,685,318 × 11,509,024,898,400
  4. Step 4: Simplify right side
    21,252,827,102,830x = 337,547,381,991,747,755,465,244,672
  5. Step 5: Solve for x
    x = 337,547,381,991,747,755,465,244,672/21,252,827,102,830
  6. Step 6: Final answer
    x = 15,882,469,676,083.72

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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.