Home / 273,453,757,275.80-410,143,400,921.22-71,978,620,809.95

Finding the Fourth Proportional to 273,453,757,275.80, 410,143,400,921.22 and 71,978,620,809.95

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Solution

The fourth proportional to 273,453,757,275.80, 410,143,400,921.22 and 71,978,620,809.95 is: 107,958,130,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,453,757,275.80 : 410,143,400,921.22 = 71,978,620,809.95 : x
  2. Step 2: Convert to fraction form
    273,453,757,275.80/410,143,400,921.22 = 71,978,620,809.95/x
  3. Step 3: Cross multiply
    273,453,757,275.80x = 410,143,400,921.22 × 71,978,620,809.95
  4. Step 4: Simplify right side
    273,453,757,275.80x = 29,521,556,332,610,148,368,384
  5. Step 5: Solve for x
    x = 29,521,556,332,610,148,368,384/273,453,757,275.80
  6. Step 6: Final answer
    x = 107,958,130,203.48

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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.