Home / 170,455,544.36-235,228,720.88-92,139,097.61

Finding the Fourth Proportional to 170,455,544.36, 235,228,720.88 and 92,139,097.61

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Solution

The fourth proportional to 170,455,544.36, 235,228,720.88 and 92,139,097.61 is: 127,151,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,455,544.36 : 235,228,720.88 = 92,139,097.61 : x
  2. Step 2: Convert to fraction form
    170,455,544.36/235,228,720.88 = 92,139,097.61/x
  3. Step 3: Cross multiply
    170,455,544.36x = 235,228,720.88 × 92,139,097.61
  4. Step 4: Simplify right side
    170,455,544.36x = 21,673,762,073,837,764
  5. Step 5: Solve for x
    x = 21,673,762,073,837,764/170,455,544.36
  6. Step 6: Final answer
    x = 127,151,992.36

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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.