Home / 443,562,076.10-665,343,114.15-328,770,820.10

Finding the Fourth Proportional to 443,562,076.10, 665,343,114.15 and 328,770,820.10

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Solution

The fourth proportional to 443,562,076.10, 665,343,114.15 and 328,770,820.10 is: 493,156,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,562,076.10 : 665,343,114.15 = 328,770,820.10 : x
  2. Step 2: Convert to fraction form
    443,562,076.10/665,343,114.15 = 328,770,820.10/x
  3. Step 3: Cross multiply
    443,562,076.10x = 665,343,114.15 × 328,770,820.10
  4. Step 4: Simplify right side
    443,562,076.10x = 218,745,401,286,983,424
  5. Step 5: Solve for x
    x = 218,745,401,286,983,424/443,562,076.10
  6. Step 6: Final answer
    x = 493,156,230.15

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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.