Home / 144,841,277.71-199,874,878.86-82,121,595.04

Finding the Fourth Proportional to 144,841,277.71, 199,874,878.86 and 82,121,595.04

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Solution

The fourth proportional to 144,841,277.71, 199,874,878.86 and 82,121,595.04 is: 113,324,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,841,277.71 : 199,874,878.86 = 82,121,595.04 : x
  2. Step 2: Convert to fraction form
    144,841,277.71/199,874,878.86 = 82,121,595.04/x
  3. Step 3: Cross multiply
    144,841,277.71x = 199,874,878.86 × 82,121,595.04
  4. Step 4: Simplify right side
    144,841,277.71x = 16,414,043,860,409,980
  5. Step 5: Solve for x
    x = 16,414,043,860,409,980/144,841,277.71
  6. Step 6: Final answer
    x = 113,324,351.46

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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.