Home / 442,855,846.80-664,283,770.20-183,985,030.80

Finding the Fourth Proportional to 442,855,846.80, 664,283,770.20 and 183,985,030.80

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Solution

The fourth proportional to 442,855,846.80, 664,283,770.20 and 183,985,030.80 is: 275,977,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,855,846.80 : 664,283,770.20 = 183,985,030.80 : x
  2. Step 2: Convert to fraction form
    442,855,846.80/664,283,770.20 = 183,985,030.80/x
  3. Step 3: Cross multiply
    442,855,846.80x = 664,283,770.20 × 183,985,030.80
  4. Step 4: Simplify right side
    442,855,846.80x = 122,218,269,920,187,136
  5. Step 5: Solve for x
    x = 122,218,269,920,187,136/442,855,846.80
  6. Step 6: Final answer
    x = 275,977,546.20

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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.