Home / 273,453,757,280.31-410,143,400,927.97-71,978,620,814.45

Finding the Fourth Proportional to 273,453,757,280.31, 410,143,400,927.97 and 71,978,620,814.45

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Solution

The fourth proportional to 273,453,757,280.31, 410,143,400,927.97 and 71,978,620,814.45 is: 107,958,130,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,453,757,280.31 : 410,143,400,927.97 = 71,978,620,814.45 : x
  2. Step 2: Convert to fraction form
    273,453,757,280.31/410,143,400,927.97 = 71,978,620,814.45/x
  3. Step 3: Cross multiply
    273,453,757,280.31x = 410,143,400,927.97 × 71,978,620,814.45
  4. Step 4: Simplify right side
    273,453,757,280.31x = 29,521,556,334,943,288,688,640
  5. Step 5: Solve for x
    x = 29,521,556,334,943,288,688,640/273,453,757,280.31
  6. Step 6: Final answer
    x = 107,958,130,210.23

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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.