Home / 511,650,714.89-706,080,114.29-276,701,375.36

Finding the Fourth Proportional to 511,650,714.89, 706,080,114.29 and 276,701,375.36

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Solution

The fourth proportional to 511,650,714.89, 706,080,114.29 and 276,701,375.36 is: 381,849,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,650,714.89 : 706,080,114.29 = 276,701,375.36 : x
  2. Step 2: Convert to fraction form
    511,650,714.89/706,080,114.29 = 276,701,375.36/x
  3. Step 3: Cross multiply
    511,650,714.89x = 706,080,114.29 × 276,701,375.36
  4. Step 4: Simplify right side
    511,650,714.89x = 195,373,338,738,895,200
  5. Step 5: Solve for x
    x = 195,373,338,738,895,200/511,650,714.89
  6. Step 6: Final answer
    x = 381,849,048.68

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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.