Home / 217,446,715,662.29-300,085,768,126.26-121,102,786,676.26

Finding the Fourth Proportional to 217,446,715,662.29, 300,085,768,126.26 and 121,102,786,676.26

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Solution

The fourth proportional to 217,446,715,662.29, 300,085,768,126.26 and 121,102,786,676.26 is: 167,127,025,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,446,715,662.29 : 300,085,768,126.26 = 121,102,786,676.26 : x
  2. Step 2: Convert to fraction form
    217,446,715,662.29/300,085,768,126.26 = 121,102,786,676.26/x
  3. Step 3: Cross multiply
    217,446,715,662.29x = 300,085,768,126.26 × 121,102,786,676.26
  4. Step 4: Simplify right side
    217,446,715,662.29x = 36,341,222,761,976,085,610,496
  5. Step 5: Solve for x
    x = 36,341,222,761,976,085,610,496/217,446,715,662.29
  6. Step 6: Final answer
    x = 167,127,025,355.57

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1.5x scale

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.