Home / 404,517,563.49-558,028,581.08-245,705,425.41

Finding the Fourth Proportional to 404,517,563.49, 558,028,581.08 and 245,705,425.41

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Solution

The fourth proportional to 404,517,563.49, 558,028,581.08 and 245,705,425.41 is: 338,948,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,517,563.49 : 558,028,581.08 = 245,705,425.41 : x
  2. Step 2: Convert to fraction form
    404,517,563.49/558,028,581.08 = 245,705,425.41/x
  3. Step 3: Cross multiply
    404,517,563.49x = 558,028,581.08 × 245,705,425.41
  4. Step 4: Simplify right side
    404,517,563.49x = 137,110,649,903,971,552
  5. Step 5: Solve for x
    x = 137,110,649,903,971,552/404,517,563.49
  6. Step 6: Final answer
    x = 338,948,570.54

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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.