Home / 1,021,452,487.44-1,532,394,165.36-331,306,146.24

Finding the Fourth Proportional to 1,021,452,487.44, 1,532,394,165.36 and 331,306,146.24

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Solution

The fourth proportional to 1,021,452,487.44, 1,532,394,165.36 and 331,306,146.24 is: 497,029,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,452,487.44 : 1,532,394,165.36 = 331,306,146.24 : x
  2. Step 2: Convert to fraction form
    1,021,452,487.44/1,532,394,165.36 = 331,306,146.24/x
  3. Step 3: Cross multiply
    1,021,452,487.44x = 1,532,394,165.36 × 331,306,146.24
  4. Step 4: Simplify right side
    1,021,452,487.44x = 507,691,605,446,082,880
  5. Step 5: Solve for x
    x = 507,691,605,446,082,880/1,021,452,487.44
  6. Step 6: Final answer
    x = 497,029,095.03

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Double scale
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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.