Home / 134,764,233.25-185,974,640.44-72,884,571.81

Finding the Fourth Proportional to 134,764,233.25, 185,974,640.44 and 72,884,571.81

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Solution

The fourth proportional to 134,764,233.25, 185,974,640.44 and 72,884,571.81 is: 100,580,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,764,233.25 : 185,974,640.44 = 72,884,571.81 : x
  2. Step 2: Convert to fraction form
    134,764,233.25/185,974,640.44 = 72,884,571.81/x
  3. Step 3: Cross multiply
    134,764,233.25x = 185,974,640.44 × 72,884,571.81
  4. Step 4: Simplify right side
    134,764,233.25x = 13,554,682,035,805,900
  5. Step 5: Solve for x
    x = 13,554,682,035,805,900/134,764,233.25
  6. Step 6: Final answer
    x = 100,580,708.32

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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.