Home / 213,853,165.07-295,066,786.57-121,033,672.88

Finding the Fourth Proportional to 213,853,165.07, 295,066,786.57 and 121,033,672.88

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Solution

The fourth proportional to 213,853,165.07, 295,066,786.57 and 121,033,672.88 is: 166,997,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,853,165.07 : 295,066,786.57 = 121,033,672.88 : x
  2. Step 2: Convert to fraction form
    213,853,165.07/295,066,786.57 = 121,033,672.88/x
  3. Step 3: Cross multiply
    213,853,165.07x = 295,066,786.57 × 121,033,672.88
  4. Step 4: Simplify right side
    213,853,165.07x = 35,713,016,921,688,240
  5. Step 5: Solve for x
    x = 35,713,016,921,688,240/213,853,165.07
  6. Step 6: Final answer
    x = 166,997,841.30

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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.