Home / 211,772,977.53-292,253,805.24-117,691,089.51

Finding the Fourth Proportional to 211,772,977.53, 292,253,805.24 and 117,691,089.51

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Solution

The fourth proportional to 211,772,977.53, 292,253,805.24 and 117,691,089.51 is: 162,417,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772,977.53 : 292,253,805.24 = 117,691,089.51 : x
  2. Step 2: Convert to fraction form
    211,772,977.53/292,253,805.24 = 117,691,089.51/x
  3. Step 3: Cross multiply
    211,772,977.53x = 292,253,805.24 × 117,691,089.51
  4. Step 4: Simplify right side
    211,772,977.53x = 34,395,668,753,784,512
  5. Step 5: Solve for x
    x = 34,395,668,753,784,512/211,772,977.53
  6. Step 6: Final answer
    x = 162,417,647.21

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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.