Home / 211,614,893.41-292,029,229.45-117,529,023.29

Finding the Fourth Proportional to 211,614,893.41, 292,029,229.45 and 117,529,023.29

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Solution

The fourth proportional to 211,614,893.41, 292,029,229.45 and 117,529,023.29 is: 162,190,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,614,893.41 : 292,029,229.45 = 117,529,023.29 : x
  2. Step 2: Convert to fraction form
    211,614,893.41/292,029,229.45 = 117,529,023.29/x
  3. Step 3: Cross multiply
    211,614,893.41x = 292,029,229.45 × 117,529,023.29
  4. Step 4: Simplify right side
    211,614,893.41x = 34,321,910,110,460,964
  5. Step 5: Solve for x
    x = 34,321,910,110,460,964/211,614,893.41
  6. Step 6: Final answer
    x = 162,190,427.89

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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.