Home / 144,926,051.94-199,999,537.53-78,846,925.86

Finding the Fourth Proportional to 144,926,051.94, 199,999,537.53 and 78,846,925.86

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Solution

The fourth proportional to 144,926,051.94, 199,999,537.53 and 78,846,925.86 is: 108,809,620.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,926,051.94 : 199,999,537.53 = 78,846,925.86 : x
  2. Step 2: Convert to fraction form
    144,926,051.94/199,999,537.53 = 78,846,925.86/x
  3. Step 3: Cross multiply
    144,926,051.94x = 199,999,537.53 × 78,846,925.86
  4. Step 4: Simplify right side
    144,926,051.94x = 15,769,348,707,662,198
  5. Step 5: Solve for x
    x = 15,769,348,707,662,198/144,926,051.94
  6. Step 6: Final answer
    x = 108,809,620.47

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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.