Home / 299,543,992.40-449,465,287.80-170,250,885.20

Finding the Fourth Proportional to 299,543,992.40, 449,465,287.80 and 170,250,885.20

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Solution

The fourth proportional to 299,543,992.40, 449,465,287.80 and 170,250,885.20 is: 255,461,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,543,992.40 : 449,465,287.80 = 170,250,885.20 : x
  2. Step 2: Convert to fraction form
    299,543,992.40/449,465,287.80 = 170,250,885.20/x
  3. Step 3: Cross multiply
    299,543,992.40x = 449,465,287.80 × 170,250,885.20
  4. Step 4: Simplify right side
    299,543,992.40x = 76,521,863,114,622,752
  5. Step 5: Solve for x
    x = 76,521,863,114,622,752/299,543,992.40
  6. Step 6: Final answer
    x = 255,461,184.52

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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.