Home / 511,362,560.16-705,680,028.24-276,413,224.56

Finding the Fourth Proportional to 511,362,560.16, 705,680,028.24 and 276,413,224.56

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Solution

The fourth proportional to 511,362,560.16, 705,680,028.24 and 276,413,224.56 is: 381,450,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,362,560.16 : 705,680,028.24 = 276,413,224.56 : x
  2. Step 2: Convert to fraction form
    511,362,560.16/705,680,028.24 = 276,413,224.56/x
  3. Step 3: Cross multiply
    511,362,560.16x = 705,680,028.24 × 276,413,224.56
  4. Step 4: Simplify right side
    511,362,560.16x = 195,059,292,113,410,272
  5. Step 5: Solve for x
    x = 195,059,292,113,410,272/511,362,560.16
  6. Step 6: Final answer
    x = 381,450,085.15

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1.5x scale

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.