Home / 169,063,791.05-253,418,690.43-70,751,824.87

Finding the Fourth Proportional to 169,063,791.05, 253,418,690.43 and 70,751,824.87

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Solution

The fourth proportional to 169,063,791.05, 253,418,690.43 and 70,751,824.87 is: 106,053,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,063,791.05 : 253,418,690.43 = 70,751,824.87 : x
  2. Step 2: Convert to fraction form
    169,063,791.05/253,418,690.43 = 70,751,824.87/x
  3. Step 3: Cross multiply
    169,063,791.05x = 253,418,690.43 × 70,751,824.87
  4. Step 4: Simplify right side
    169,063,791.05x = 17,929,834,804,088,106
  5. Step 5: Solve for x
    x = 17,929,834,804,088,106/169,063,791.05
  6. Step 6: Final answer
    x = 106,053,665.85

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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.