Home / 211,467,633.52-317,201,013.60-119,309,536.84

Finding the Fourth Proportional to 211,467,633.52, 317,201,013.60 and 119,309,536.84

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Solution

The fourth proportional to 211,467,633.52, 317,201,013.60 and 119,309,536.84 is: 178,964,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,467,633.52 : 317,201,013.60 = 119,309,536.84 : x
  2. Step 2: Convert to fraction form
    211,467,633.52/317,201,013.60 = 119,309,536.84/x
  3. Step 3: Cross multiply
    211,467,633.52x = 317,201,013.60 × 119,309,536.84
  4. Step 4: Simplify right side
    211,467,633.52x = 37,845,106,017,794,544
  5. Step 5: Solve for x
    x = 37,845,106,017,794,544/211,467,633.52
  6. Step 6: Final answer
    x = 178,964,058.89

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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.