Home / 441,443,138.67-609,219,048.20-243,204,592.41

Finding the Fourth Proportional to 441,443,138.67, 609,219,048.20 and 243,204,592.41

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Solution

The fourth proportional to 441,443,138.67, 609,219,048.20 and 243,204,592.41 is: 335,637,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,443,138.67 : 609,219,048.20 = 243,204,592.41 : x
  2. Step 2: Convert to fraction form
    441,443,138.67/609,219,048.20 = 243,204,592.41/x
  3. Step 3: Cross multiply
    441,443,138.67x = 609,219,048.20 × 243,204,592.41
  4. Step 4: Simplify right side
    441,443,138.67x = 148,164,870,304,673,120
  5. Step 5: Solve for x
    x = 148,164,870,304,673,120/441,443,138.67
  6. Step 6: Final answer
    x = 335,637,497.39

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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.