Home / 427,702,796.77-641,824,067.74-182,059,030.58

Finding the Fourth Proportional to 427,702,796.77, 641,824,067.74 and 182,059,030.58

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Solution

The fourth proportional to 427,702,796.77, 641,824,067.74 and 182,059,030.58 is: 273,203,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,702,796.77 : 641,824,067.74 = 182,059,030.58 : x
  2. Step 2: Convert to fraction form
    427,702,796.77/641,824,067.74 = 182,059,030.58/x
  3. Step 3: Cross multiply
    427,702,796.77x = 641,824,067.74 × 182,059,030.58
  4. Step 4: Simplify right side
    427,702,796.77x = 116,849,867,575,656,656
  5. Step 5: Solve for x
    x = 116,849,867,575,656,656/427,702,796.77
  6. Step 6: Final answer
    x = 273,203,421.76

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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.