Home / 171,307,398.12-236,404,509.27-92,991,004.65

Finding the Fourth Proportional to 171,307,398.12, 236,404,509.27 and 92,991,004.65

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Solution

The fourth proportional to 171,307,398.12, 236,404,509.27 and 92,991,004.65 is: 128,327,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,307,398.12 : 236,404,509.27 = 92,991,004.65 : x
  2. Step 2: Convert to fraction form
    171,307,398.12/236,404,509.27 = 92,991,004.65/x
  3. Step 3: Cross multiply
    171,307,398.12x = 236,404,509.27 × 92,991,004.65
  4. Step 4: Simplify right side
    171,307,398.12x = 21,983,492,820,807,540
  5. Step 5: Solve for x
    x = 21,983,492,820,807,540/171,307,398.12
  6. Step 6: Final answer
    x = 128,327,749.19

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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.