Home / 211,917,494.70-292,470,383.70-117,841,021.56

Finding the Fourth Proportional to 211,917,494.70, 292,470,383.70 and 117,841,021.56

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Solution

The fourth proportional to 211,917,494.70, 292,470,383.70 and 117,841,021.56 is: 162,634,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,917,494.70 : 292,470,383.70 = 117,841,021.56 : x
  2. Step 2: Convert to fraction form
    211,917,494.70/292,470,383.70 = 117,841,021.56/x
  3. Step 3: Cross multiply
    211,917,494.70x = 292,470,383.70 × 117,841,021.56
  4. Step 4: Simplify right side
    211,917,494.70x = 34,465,008,791,253,172
  5. Step 5: Solve for x
    x = 34,465,008,791,253,172/211,917,494.70
  6. Step 6: Final answer
    x = 162,634,089.46

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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.