Home / 930,782,503,799.72-1,284,479,275,070.20-503,070,283,943.72

Finding the Fourth Proportional to 930,782,503,799.72, 1,284,479,275,070.20 and 503,070,283,943.72

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Solution

The fourth proportional to 930,782,503,799.72, 1,284,479,275,070.20 and 503,070,283,943.72 is: 694,236,678,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,782,503,799.72 : 1,284,479,275,070.20 = 503,070,283,943.72 : x
  2. Step 2: Convert to fraction form
    930,782,503,799.72/1,284,479,275,070.20 = 503,070,283,943.72/x
  3. Step 3: Cross multiply
    930,782,503,799.72x = 1,284,479,275,070.20 × 503,070,283,943.72
  4. Step 4: Simplify right side
    930,782,503,799.72x = 646,183,353,629,389,105,397,760
  5. Step 5: Solve for x
    x = 646,183,353,629,389,105,397,760/930,782,503,799.72
  6. Step 6: Final answer
    x = 694,236,678,269.61

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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.