Home / 681,262,945.20-1,022,372,714.70-293,364,159.30

Finding the Fourth Proportional to 681,262,945.20, 1,022,372,714.70 and 293,364,159.30

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Solution

The fourth proportional to 681,262,945.20, 1,022,372,714.70 and 293,364,159.30 is: 440,252,202.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,262,945.20 : 1,022,372,714.70 = 293,364,159.30 : x
  2. Step 2: Convert to fraction form
    681,262,945.20/1,022,372,714.70 = 293,364,159.30/x
  3. Step 3: Cross multiply
    681,262,945.20x = 1,022,372,714.70 × 293,364,159.30
  4. Step 4: Simplify right side
    681,262,945.20x = 299,927,511,939,224,256
  5. Step 5: Solve for x
    x = 299,927,511,939,224,256/681,262,945.20
  6. Step 6: Final answer
    x = 440,252,202.26

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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.