Home / 1,775,115,233.70-2,662,672,850.55-805,766,849.70

Finding the Fourth Proportional to 1,775,115,233.70, 2,662,672,850.55 and 805,766,849.70

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Solution

The fourth proportional to 1,775,115,233.70, 2,662,672,850.55 and 805,766,849.70 is: 1,208,650,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,115,233.70 : 2,662,672,850.55 = 805,766,849.70 : x
  2. Step 2: Convert to fraction form
    1,775,115,233.70/2,662,672,850.55 = 805,766,849.70/x
  3. Step 3: Cross multiply
    1,775,115,233.70x = 2,662,672,850.55 × 805,766,849.70
  4. Step 4: Simplify right side
    1,775,115,233.70x = 2,145,493,514,569,392,640
  5. Step 5: Solve for x
    x = 2,145,493,514,569,392,640/1,775,115,233.70
  6. Step 6: Final answer
    x = 1,208,650,274.55

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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.