Home / 319,686,892.20-441,167,907.06-173,009,176.20

Finding the Fourth Proportional to 319,686,892.20, 441,167,907.06 and 173,009,176.20

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Solution

The fourth proportional to 319,686,892.20, 441,167,907.06 and 173,009,176.20 is: 238,752,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,686,892.20 : 441,167,907.06 = 173,009,176.20 : x
  2. Step 2: Convert to fraction form
    319,686,892.20/441,167,907.06 = 173,009,176.20/x
  3. Step 3: Cross multiply
    319,686,892.20x = 441,167,907.06 × 173,009,176.20
  4. Step 4: Simplify right side
    319,686,892.20x = 76,326,096,166,328,752
  5. Step 5: Solve for x
    x = 76,326,096,166,328,752/319,686,892.20
  6. Step 6: Final answer
    x = 238,752,660.90

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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.