Home / 88,263,828.33-121,753,362.15-55,166,637.84

Finding the Fourth Proportional to 88,263,828.33, 121,753,362.15 and 55,166,637.84

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Solution

The fourth proportional to 88,263,828.33, 121,753,362.15 and 55,166,637.84 is: 76,098,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,263,828.33 : 121,753,362.15 = 55,166,637.84 : x
  2. Step 2: Convert to fraction form
    88,263,828.33/121,753,362.15 = 55,166,637.84/x
  3. Step 3: Cross multiply
    88,263,828.33x = 121,753,362.15 × 55,166,637.84
  4. Step 4: Simplify right side
    88,263,828.33x = 6,716,723,635,531,415
  5. Step 5: Solve for x
    x = 6,716,723,635,531,415/88,263,828.33
  6. Step 6: Final answer
    x = 76,098,258.63

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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.