Home / 1,185,417,514.12-1,777,437,029.92-448,544,341.92

Finding the Fourth Proportional to 1,185,417,514.12, 1,777,437,029.92 and 448,544,341.92

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Solution

The fourth proportional to 1,185,417,514.12, 1,777,437,029.92 and 448,544,341.92 is: 672,555,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,417,514.12 : 1,777,437,029.92 = 448,544,341.92 : x
  2. Step 2: Convert to fraction form
    1,185,417,514.12/1,777,437,029.92 = 448,544,341.92/x
  3. Step 3: Cross multiply
    1,185,417,514.12x = 1,777,437,029.92 × 448,544,341.92
  4. Step 4: Simplify right side
    1,185,417,514.12x = 797,259,322,889,705,856
  5. Step 5: Solve for x
    x = 797,259,322,889,705,856/1,185,417,514.12
  6. Step 6: Final answer
    x = 672,555,714.25

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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.