Home / 319,797,671.40-441,322,194.96-173,119,955.40

Finding the Fourth Proportional to 319,797,671.40, 441,322,194.96 and 173,119,955.40

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Solution

The fourth proportional to 319,797,671.40, 441,322,194.96 and 173,119,955.40 is: 238,906,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,797,671.40 : 441,322,194.96 = 173,119,955.40 : x
  2. Step 2: Convert to fraction form
    319,797,671.40/441,322,194.96 = 173,119,955.40/x
  3. Step 3: Cross multiply
    319,797,671.40x = 441,322,194.96 × 173,119,955.40
  4. Step 4: Simplify right side
    319,797,671.40x = 76,401,678,708,505,296
  5. Step 5: Solve for x
    x = 76,401,678,708,505,296/319,797,671.40
  6. Step 6: Final answer
    x = 238,906,300.89

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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.