Home / 396,301,905.20-594,240,281.40-166,010,805.20

Finding the Fourth Proportional to 396,301,905.20, 594,240,281.40 and 166,010,805.20

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Solution

The fourth proportional to 396,301,905.20, 594,240,281.40 and 166,010,805.20 is: 248,927,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,301,905.20 : 594,240,281.40 = 166,010,805.20 : x
  2. Step 2: Convert to fraction form
    396,301,905.20/594,240,281.40 = 166,010,805.20/x
  3. Step 3: Cross multiply
    396,301,905.20x = 594,240,281.40 × 166,010,805.20
  4. Step 4: Simplify right side
    396,301,905.20x = 98,650,307,597,488,576
  5. Step 5: Solve for x
    x = 98,650,307,597,488,576/396,301,905.20
  6. Step 6: Final answer
    x = 248,927,159.58

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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.