Home / 443,464,310.16-611,984,707.92-245,239,218

Finding the Fourth Proportional to 443,464,310.16, 611,984,707.92 and 245,239,218

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Solution

The fourth proportional to 443,464,310.16, 611,984,707.92 and 245,239,218 is: 338,432,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,464,310.16 : 611,984,707.92 = 245,239,218 : x
  2. Step 2: Convert to fraction form
    443,464,310.16/611,984,707.92 = 245,239,218/x
  3. Step 3: Cross multiply
    443,464,310.16x = 611,984,707.92 × 245,239,218
  4. Step 4: Simplify right side
    443,464,310.16x = 150,082,651,198,259,200
  5. Step 5: Solve for x
    x = 150,082,651,198,259,200/443,464,310.16
  6. Step 6: Final answer
    x = 338,432,310.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.