Home / 789,375,598,279.89-1,183,923,431,948.70-359,011,878,629.73

Finding the Fourth Proportional to 789,375,598,279.89, 1,183,923,431,948.70 and 359,011,878,629.73

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Solution

The fourth proportional to 789,375,598,279.89, 1,183,923,431,948.70 and 359,011,878,629.73 is: 538,454,160,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,375,598,279.89 : 1,183,923,431,948.70 = 359,011,878,629.73 : x
  2. Step 2: Convert to fraction form
    789,375,598,279.89/1,183,923,431,948.70 = 359,011,878,629.73/x
  3. Step 3: Cross multiply
    789,375,598,279.89x = 1,183,923,431,948.70 × 359,011,878,629.73
  4. Step 4: Simplify right side
    789,375,598,279.89x = 425,042,575,457,660,040,118,272
  5. Step 5: Solve for x
    x = 425,042,575,457,660,040,118,272/789,375,598,279.89
  6. Step 6: Final answer
    x = 538,454,160,964.52

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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.