Home / 415,835,266.49-573,857,202.72-230,199,382.25

Finding the Fourth Proportional to 415,835,266.49, 573,857,202.72 and 230,199,382.25

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Solution

The fourth proportional to 415,835,266.49, 573,857,202.72 and 230,199,382.25 is: 317,677,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,835,266.49 : 573,857,202.72 = 230,199,382.25 : x
  2. Step 2: Convert to fraction form
    415,835,266.49/573,857,202.72 = 230,199,382.25/x
  3. Step 3: Cross multiply
    415,835,266.49x = 573,857,202.72 × 230,199,382.25
  4. Step 4: Simplify right side
    415,835,266.49x = 132,101,573,562,987,744
  5. Step 5: Solve for x
    x = 132,101,573,562,987,744/415,835,266.49
  6. Step 6: Final answer
    x = 317,677,657.98

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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.