Home / 187,066,818.41-258,030,571.29-119,979,514.49

Finding the Fourth Proportional to 187,066,818.41, 258,030,571.29 and 119,979,514.49

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Solution

The fourth proportional to 187,066,818.41, 258,030,571.29 and 119,979,514.49 is: 165,493,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,066,818.41 : 258,030,571.29 = 119,979,514.49 : x
  2. Step 2: Convert to fraction form
    187,066,818.41/258,030,571.29 = 119,979,514.49/x
  3. Step 3: Cross multiply
    187,066,818.41x = 258,030,571.29 × 119,979,514.49
  4. Step 4: Simplify right side
    187,066,818.41x = 30,958,382,667,596,612
  5. Step 5: Solve for x
    x = 30,958,382,667,596,612/187,066,818.41
  6. Step 6: Final answer
    x = 165,493,714.65

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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.