Home / 619,083,794.21-929,207,492.24-324,190,570.73

Finding the Fourth Proportional to 619,083,794.21, 929,207,492.24 and 324,190,570.73

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Solution

The fourth proportional to 619,083,794.21, 929,207,492.24 and 324,190,570.73 is: 486,590,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,083,794.21 : 929,207,492.24 = 324,190,570.73 : x
  2. Step 2: Convert to fraction form
    619,083,794.21/929,207,492.24 = 324,190,570.73/x
  3. Step 3: Cross multiply
    619,083,794.21x = 929,207,492.24 × 324,190,570.73
  4. Step 4: Simplify right side
    619,083,794.21x = 301,240,307,229,610,688
  5. Step 5: Solve for x
    x = 301,240,307,229,610,688/619,083,794.21
  6. Step 6: Final answer
    x = 486,590,523.04

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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.