Home / 121,539,917.00-167,723,517.71-69,329,824.56

Finding the Fourth Proportional to 121,539,917.00, 167,723,517.71 and 69,329,824.56

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Solution

The fourth proportional to 121,539,917.00, 167,723,517.71 and 69,329,824.56 is: 95,674,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,539,917.00 : 167,723,517.71 = 69,329,824.56 : x
  2. Step 2: Convert to fraction form
    121,539,917.00/167,723,517.71 = 69,329,824.56/x
  3. Step 3: Cross multiply
    121,539,917.00x = 167,723,517.71 × 69,329,824.56
  4. Step 4: Simplify right side
    121,539,917.00x = 11,628,242,057,593,678
  5. Step 5: Solve for x
    x = 11,628,242,057,593,678/121,539,917.00
  6. Step 6: Final answer
    x = 95,674,263.60

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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.