Home / 448,407,315.84-618,802,481.10-250,168,841.28

Finding the Fourth Proportional to 448,407,315.84, 618,802,481.10 and 250,168,841.28

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Solution

The fourth proportional to 448,407,315.84, 618,802,481.10 and 250,168,841.28 is: 345,233,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,407,315.84 : 618,802,481.10 = 250,168,841.28 : x
  2. Step 2: Convert to fraction form
    448,407,315.84/618,802,481.10 = 250,168,841.28/x
  3. Step 3: Cross multiply
    448,407,315.84x = 618,802,481.10 × 250,168,841.28
  4. Step 4: Simplify right side
    448,407,315.84x = 154,805,099,677,976,096
  5. Step 5: Solve for x
    x = 154,805,099,677,976,096/448,407,315.84
  6. Step 6: Final answer
    x = 345,233,215.89

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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.