Home / 443,562,079.10-665,343,118.65-328,770,823.10

Finding the Fourth Proportional to 443,562,079.10, 665,343,118.65 and 328,770,823.10

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Solution

The fourth proportional to 443,562,079.10, 665,343,118.65 and 328,770,823.10 is: 493,156,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,562,079.10 : 665,343,118.65 = 328,770,823.10 : x
  2. Step 2: Convert to fraction form
    443,562,079.10/665,343,118.65 = 328,770,823.10/x
  3. Step 3: Cross multiply
    443,562,079.10x = 665,343,118.65 × 328,770,823.10
  4. Step 4: Simplify right side
    443,562,079.10x = 218,745,404,762,481,472
  5. Step 5: Solve for x
    x = 218,745,404,762,481,472/443,562,079.10
  6. Step 6: Final answer
    x = 493,156,234.65

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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.