Home / 299,090,030.20-448,635,045.30-169,647,623.80

Finding the Fourth Proportional to 299,090,030.20, 448,635,045.30 and 169,647,623.80

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Solution

The fourth proportional to 299,090,030.20, 448,635,045.30 and 169,647,623.80 is: 254,471,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,090,030.20 : 448,635,045.30 = 169,647,623.80 : x
  2. Step 2: Convert to fraction form
    299,090,030.20/448,635,045.30 = 169,647,623.80/x
  3. Step 3: Cross multiply
    299,090,030.20x = 448,635,045.30 × 169,647,623.80
  4. Step 4: Simplify right side
    299,090,030.20x = 76,109,869,388,550,368
  5. Step 5: Solve for x
    x = 76,109,869,388,550,368/299,090,030.20
  6. Step 6: Final answer
    x = 254,471,435.70

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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.