Home / 115,751,623.88-173,400,420.92-67,127,323.07

Finding the Fourth Proportional to 115,751,623.88, 173,400,420.92 and 67,127,323.07

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Solution

The fourth proportional to 115,751,623.88, 173,400,420.92 and 67,127,323.07 is: 100,559,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,751,623.88 : 173,400,420.92 = 67,127,323.07 : x
  2. Step 2: Convert to fraction form
    115,751,623.88/173,400,420.92 = 67,127,323.07/x
  3. Step 3: Cross multiply
    115,751,623.88x = 173,400,420.92 × 67,127,323.07
  4. Step 4: Simplify right side
    115,751,623.88x = 11,639,906,074,368,186
  5. Step 5: Solve for x
    x = 11,639,906,074,368,186/115,751,623.88
  6. Step 6: Final answer
    x = 100,559,332.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.