Home / 211,760,153.67-292,237,797.69-117,673,949.30

Finding the Fourth Proportional to 211,760,153.67, 292,237,797.69 and 117,673,949.30

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Solution

The fourth proportional to 211,760,153.67, 292,237,797.69 and 117,673,949.30 is: 162,394,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,760,153.67 : 292,237,797.69 = 117,673,949.30 : x
  2. Step 2: Convert to fraction form
    211,760,153.67/292,237,797.69 = 117,673,949.30/x
  3. Step 3: Cross multiply
    211,760,153.67x = 292,237,797.69 × 117,673,949.30
  4. Step 4: Simplify right side
    211,760,153.67x = 34,388,775,787,455,528
  5. Step 5: Solve for x
    x = 34,388,775,787,455,528/211,760,153.67
  6. Step 6: Final answer
    x = 162,394,932.15

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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.