Home / 920,910,286,696.83-1,270,770,910,246-509,369,907,936.66

Finding the Fourth Proportional to 920,910,286,696.83, 1,270,770,910,246 and 509,369,907,936.66

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Solution

The fourth proportional to 920,910,286,696.83, 1,270,770,910,246 and 509,369,907,936.66 is: 702,883,300,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,910,286,696.83 : 1,270,770,910,246 = 509,369,907,936.66 : x
  2. Step 2: Convert to fraction form
    920,910,286,696.83/1,270,770,910,246 = 509,369,907,936.66/x
  3. Step 3: Cross multiply
    920,910,286,696.83x = 1,270,770,910,246 × 509,369,907,936.66
  4. Step 4: Simplify right side
    920,910,286,696.83x = 647,292,461,560,590,575,337,472
  5. Step 5: Solve for x
    x = 647,292,461,560,590,575,337,472/920,910,286,696.83
  6. Step 6: Final answer
    x = 702,883,300,264.06

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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.