Home / 838,093,138,662.90-1,257,139,706,584.10-201,385,536,156.63

Finding the Fourth Proportional to 838,093,138,662.90, 1,257,139,706,584.10 and 201,385,536,156.63

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Solution

The fourth proportional to 838,093,138,662.90, 1,257,139,706,584.10 and 201,385,536,156.63 is: 302,078,303,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,093,138,662.90 : 1,257,139,706,584.10 = 201,385,536,156.63 : x
  2. Step 2: Convert to fraction form
    838,093,138,662.90/1,257,139,706,584.10 = 201,385,536,156.63/x
  3. Step 3: Cross multiply
    838,093,138,662.90x = 1,257,139,706,584.10 × 201,385,536,156.63
  4. Step 4: Simplify right side
    838,093,138,662.90x = 253,169,753,834,227,519,979,520
  5. Step 5: Solve for x
    x = 253,169,753,834,227,519,979,520/838,093,138,662.90
  6. Step 6: Final answer
    x = 302,078,303,896.08

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Double scale
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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.