Home / 448,456,636,473.70-672,686,699,917.11-108,495,269,005.54

Finding the Fourth Proportional to 448,456,636,473.70, 672,686,699,917.11 and 108,495,269,005.54

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Solution

The fourth proportional to 448,456,636,473.70, 672,686,699,917.11 and 108,495,269,005.54 is: 162,743,325,726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,456,636,473.70 : 672,686,699,917.11 = 108,495,269,005.54 : x
  2. Step 2: Convert to fraction form
    448,456,636,473.70/672,686,699,917.11 = 108,495,269,005.54/x
  3. Step 3: Cross multiply
    448,456,636,473.70x = 672,686,699,917.11 × 108,495,269,005.54
  4. Step 4: Simplify right side
    448,456,636,473.70x = 72,983,324,463,955,802,324,992
  5. Step 5: Solve for x
    x = 72,983,324,463,955,802,324,992/448,456,636,473.70
  6. Step 6: Final answer
    x = 162,743,325,726.74

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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.