Home / 492,287,179.67-738,432,020.21-201,154,302.83

Finding the Fourth Proportional to 492,287,179.67, 738,432,020.21 and 201,154,302.83

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Solution

The fourth proportional to 492,287,179.67, 738,432,020.21 and 201,154,302.83 is: 301,731,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,287,179.67 : 738,432,020.21 = 201,154,302.83 : x
  2. Step 2: Convert to fraction form
    492,287,179.67/738,432,020.21 = 201,154,302.83/x
  3. Step 3: Cross multiply
    492,287,179.67x = 738,432,020.21 × 201,154,302.83
  4. Step 4: Simplify right side
    492,287,179.67x = 148,538,778,212,691,040
  5. Step 5: Solve for x
    x = 148,538,778,212,691,040/492,287,179.67
  6. Step 6: Final answer
    x = 301,731,965.30

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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.