Home / 521,112,044,137.27-781,220,384,792.18-181,107,048,336.11

Finding the Fourth Proportional to 521,112,044,137.27, 781,220,384,792.18 and 181,107,048,336.11

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Solution

The fourth proportional to 521,112,044,137.27, 781,220,384,792.18 and 181,107,048,336.11 is: 271,504,985,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,112,044,137.27 : 781,220,384,792.18 = 181,107,048,336.11 : x
  2. Step 2: Convert to fraction form
    521,112,044,137.27/781,220,384,792.18 = 181,107,048,336.11/x
  3. Step 3: Cross multiply
    521,112,044,137.27x = 781,220,384,792.18 × 181,107,048,336.11
  4. Step 4: Simplify right side
    521,112,044,137.27x = 141,484,517,989,711,794,405,376
  5. Step 5: Solve for x
    x = 141,484,517,989,711,794,405,376/521,112,044,137.27
  6. Step 6: Final answer
    x = 271,504,985,504.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.