Home / 415,835,272.86-573,857,211.51-230,199,388.62

Finding the Fourth Proportional to 415,835,272.86, 573,857,211.51 and 230,199,388.62

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Solution

The fourth proportional to 415,835,272.86, 573,857,211.51 and 230,199,388.62 is: 317,677,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,835,272.86 : 573,857,211.51 = 230,199,388.62 : x
  2. Step 2: Convert to fraction form
    415,835,272.86/573,857,211.51 = 230,199,388.62/x
  3. Step 3: Cross multiply
    415,835,272.86x = 573,857,211.51 × 230,199,388.62
  4. Step 4: Simplify right side
    415,835,272.86x = 132,101,579,244,780,032
  5. Step 5: Solve for x
    x = 132,101,579,244,780,032/415,835,272.86
  6. Step 6: Final answer
    x = 317,677,666.77

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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.