Home / 121,735,571.55-182,606,015.74-73,253,980.59

Finding the Fourth Proportional to 121,735,571.55, 182,606,015.74 and 73,253,980.59

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Solution

The fourth proportional to 121,735,571.55, 182,606,015.74 and 73,253,980.59 is: 109,882,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,735,571.55 : 182,606,015.74 = 73,253,980.59 : x
  2. Step 2: Convert to fraction form
    121,735,571.55/182,606,015.74 = 73,253,980.59/x
  3. Step 3: Cross multiply
    121,735,571.55x = 182,606,015.74 × 73,253,980.59
  4. Step 4: Simplify right side
    121,735,571.55x = 13,376,617,532,589,044
  5. Step 5: Solve for x
    x = 13,376,617,532,589,044/121,735,571.55
  6. Step 6: Final answer
    x = 109,882,570.58

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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.