Home / 396,304,554.60-594,410,642.43-105,194,296.80

Finding the Fourth Proportional to 396,304,554.60, 594,410,642.43 and 105,194,296.80

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Solution

The fourth proportional to 396,304,554.60, 594,410,642.43 and 105,194,296.80 is: 157,779,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,304,554.60 : 594,410,642.43 = 105,194,296.80 : x
  2. Step 2: Convert to fraction form
    396,304,554.60/594,410,642.43 = 105,194,296.80/x
  3. Step 3: Cross multiply
    396,304,554.60x = 594,410,642.43 × 105,194,296.80
  4. Step 4: Simplify right side
    396,304,554.60x = 62,528,609,540,860,088
  5. Step 5: Solve for x
    x = 62,528,609,540,860,088/396,304,554.60
  6. Step 6: Final answer
    x = 157,779,184.76

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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.