Home / 293,646,856.88-405,067,388.28-176,140,921.52

Finding the Fourth Proportional to 293,646,856.88, 405,067,388.28 and 176,140,921.52

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Solution

The fourth proportional to 293,646,856.88, 405,067,388.28 and 176,140,921.52 is: 242,975,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,646,856.88 : 405,067,388.28 = 176,140,921.52 : x
  2. Step 2: Convert to fraction form
    293,646,856.88/405,067,388.28 = 176,140,921.52/x
  3. Step 3: Cross multiply
    293,646,856.88x = 405,067,388.28 × 176,140,921.52
  4. Step 4: Simplify right side
    293,646,856.88x = 71,348,943,049,338,848
  5. Step 5: Solve for x
    x = 71,348,943,049,338,848/293,646,856.88
  6. Step 6: Final answer
    x = 242,975,333.73

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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.