Home / 304,081,331.11-419,635,525.29-178,638,814.45

Finding the Fourth Proportional to 304,081,331.11, 419,635,525.29 and 178,638,814.45

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Solution

The fourth proportional to 304,081,331.11, 419,635,525.29 and 178,638,814.45 is: 246,523,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,081,331.11 : 419,635,525.29 = 178,638,814.45 : x
  2. Step 2: Convert to fraction form
    304,081,331.11/419,635,525.29 = 178,638,814.45/x
  3. Step 3: Cross multiply
    304,081,331.11x = 419,635,525.29 × 178,638,814.45
  4. Step 4: Simplify right side
    304,081,331.11x = 74,963,192,738,908,592
  5. Step 5: Solve for x
    x = 74,963,192,738,908,592/304,081,331.11
  6. Step 6: Final answer
    x = 246,523,495.75

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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.