Home / 270,432,014.20-405,648,021.30-162,936,590.20

Finding the Fourth Proportional to 270,432,014.20, 405,648,021.30 and 162,936,590.20

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Solution

The fourth proportional to 270,432,014.20, 405,648,021.30 and 162,936,590.20 is: 244,404,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,432,014.20 : 405,648,021.30 = 162,936,590.20 : x
  2. Step 2: Convert to fraction form
    270,432,014.20/405,648,021.30 = 162,936,590.20/x
  3. Step 3: Cross multiply
    270,432,014.20x = 405,648,021.30 × 162,936,590.20
  4. Step 4: Simplify right side
    270,432,014.20x = 66,094,905,411,998,968
  5. Step 5: Solve for x
    x = 66,094,905,411,998,968/270,432,014.20
  6. Step 6: Final answer
    x = 244,404,885.30

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1.5x scale

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.