Home / 443,464,315.16-611,984,714.82-245,239,223

Finding the Fourth Proportional to 443,464,315.16, 611,984,714.82 and 245,239,223

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Solution

The fourth proportional to 443,464,315.16, 611,984,714.82 and 245,239,223 is: 338,432,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,464,315.16 : 611,984,714.82 = 245,239,223 : x
  2. Step 2: Convert to fraction form
    443,464,315.16/611,984,714.82 = 245,239,223/x
  3. Step 3: Cross multiply
    443,464,315.16x = 611,984,714.82 × 245,239,223
  4. Step 4: Simplify right side
    443,464,315.16x = 150,082,655,950,333,408
  5. Step 5: Solve for x
    x = 150,082,655,950,333,408/443,464,315.16
  6. Step 6: Final answer
    x = 338,432,317.60

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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.