Home / 169,063,762.63-253,418,648.79-70,751,796.60

Finding the Fourth Proportional to 169,063,762.63, 253,418,648.79 and 70,751,796.60

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Solution

The fourth proportional to 169,063,762.63, 253,418,648.79 and 70,751,796.60 is: 106,053,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,063,762.63 : 253,418,648.79 = 70,751,796.60 : x
  2. Step 2: Convert to fraction form
    169,063,762.63/253,418,648.79 = 70,751,796.60/x
  3. Step 3: Cross multiply
    169,063,762.63x = 253,418,648.79 × 70,751,796.60
  4. Step 4: Simplify right side
    169,063,762.63x = 17,929,824,694,069,422
  5. Step 5: Solve for x
    x = 17,929,824,694,069,422/169,063,762.63
  6. Step 6: Final answer
    x = 106,053,623.88

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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.