Home / 225,718,538,028.35-338,609,612,379.21-72,512,055,513.60

Finding the Fourth Proportional to 225,718,538,028.35, 338,609,612,379.21 and 72,512,055,513.60

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Solution

The fourth proportional to 225,718,538,028.35, 338,609,612,379.21 and 72,512,055,513.60 is: 108,778,300,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,718,538,028.35 : 338,609,612,379.21 = 72,512,055,513.60 : x
  2. Step 2: Convert to fraction form
    225,718,538,028.35/338,609,612,379.21 = 72,512,055,513.60/x
  3. Step 3: Cross multiply
    225,718,538,028.35x = 338,609,612,379.21 × 72,512,055,513.60
  4. Step 4: Simplify right side
    225,718,538,028.35x = 24,553,279,010,278,496,796,672
  5. Step 5: Solve for x
    x = 24,553,279,010,278,496,796,672/225,718,538,028.35
  6. Step 6: Final answer
    x = 108,778,300,731.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.