Home / 320,094,888.96-441,733,067.52-173,417,172.96

Finding the Fourth Proportional to 320,094,888.96, 441,733,067.52 and 173,417,172.96

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Solution

The fourth proportional to 320,094,888.96, 441,733,067.52 and 173,417,172.96 is: 239,316,847.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,094,888.96 : 441,733,067.52 = 173,417,172.96 : x
  2. Step 2: Convert to fraction form
    320,094,888.96/441,733,067.52 = 173,417,172.96/x
  3. Step 3: Cross multiply
    320,094,888.96x = 441,733,067.52 × 173,417,172.96
  4. Step 4: Simplify right side
    320,094,888.96x = 76,604,099,772,267,200
  5. Step 5: Solve for x
    x = 76,604,099,772,267,200/320,094,888.96
  6. Step 6: Final answer
    x = 239,316,847.64

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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.