Home / 163,747,340,201.67-225,983,022,782.31-90,501,995,224.34

Finding the Fourth Proportional to 163,747,340,201.67, 225,983,022,782.31 and 90,501,995,224.34

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Solution

The fourth proportional to 163,747,340,201.67, 225,983,022,782.31 and 90,501,995,224.34 is: 124,899,216,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,747,340,201.67 : 225,983,022,782.31 = 90,501,995,224.34 : x
  2. Step 2: Convert to fraction form
    163,747,340,201.67/225,983,022,782.31 = 90,501,995,224.34/x
  3. Step 3: Cross multiply
    163,747,340,201.67x = 225,983,022,782.31 × 90,501,995,224.34
  4. Step 4: Simplify right side
    163,747,340,201.67x = 20,451,914,448,626,536,939,520
  5. Step 5: Solve for x
    x = 20,451,914,448,626,536,939,520/163,747,340,201.67
  6. Step 6: Final answer
    x = 124,899,216,215.90

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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.