Home / 418,436,225.73-577,201,536.77-261,531,026.37

Finding the Fourth Proportional to 418,436,225.73, 577,201,536.77 and 261,531,026.37

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Solution

The fourth proportional to 418,436,225.73, 577,201,536.77 and 261,531,026.37 is: 360,762,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,436,225.73 : 577,201,536.77 = 261,531,026.37 : x
  2. Step 2: Convert to fraction form
    418,436,225.73/577,201,536.77 = 261,531,026.37/x
  3. Step 3: Cross multiply
    418,436,225.73x = 577,201,536.77 × 261,531,026.37
  4. Step 4: Simplify right side
    418,436,225.73x = 150,956,110,332,491,744
  5. Step 5: Solve for x
    x = 150,956,110,332,491,744/418,436,225.73
  6. Step 6: Final answer
    x = 360,762,527.36

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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.