Home / 449,382,104.94-620,166,457.08-251,143,593.96

Finding the Fourth Proportional to 449,382,104.94, 620,166,457.08 and 251,143,593.96

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Solution

The fourth proportional to 449,382,104.94, 620,166,457.08 and 251,143,593.96 is: 346,588,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,382,104.94 : 620,166,457.08 = 251,143,593.96 : x
  2. Step 2: Convert to fraction form
    449,382,104.94/620,166,457.08 = 251,143,593.96/x
  3. Step 3: Cross multiply
    449,382,104.94x = 620,166,457.08 × 251,143,593.96
  4. Step 4: Simplify right side
    449,382,104.94x = 155,750,832,884,511,296
  5. Step 5: Solve for x
    x = 155,750,832,884,511,296/449,382,104.94
  6. Step 6: Final answer
    x = 346,588,863.18

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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.