Home / 122,528,986.11-169,090,004.30-67,524,842.61

Finding the Fourth Proportional to 122,528,986.11, 169,090,004.30 and 67,524,842.61

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Solution

The fourth proportional to 122,528,986.11, 169,090,004.30 and 67,524,842.61 is: 93,184,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,528,986.11 : 169,090,004.30 = 67,524,842.61 : x
  2. Step 2: Convert to fraction form
    122,528,986.11/169,090,004.30 = 67,524,842.61/x
  3. Step 3: Cross multiply
    122,528,986.11x = 169,090,004.30 × 67,524,842.61
  4. Step 4: Simplify right side
    122,528,986.11x = 11,417,775,926,944,098
  5. Step 5: Solve for x
    x = 11,417,775,926,944,098/122,528,986.11
  6. Step 6: Final answer
    x = 93,184,284.71

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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.