Home / 144,926,050.94-199,999,536.15-78,846,924.86

Finding the Fourth Proportional to 144,926,050.94, 199,999,536.15 and 78,846,924.86

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Solution

The fourth proportional to 144,926,050.94, 199,999,536.15 and 78,846,924.86 is: 108,809,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,926,050.94 : 199,999,536.15 = 78,846,924.86 : x
  2. Step 2: Convert to fraction form
    144,926,050.94/199,999,536.15 = 78,846,924.86/x
  3. Step 3: Cross multiply
    144,926,050.94x = 199,999,536.15 × 78,846,924.86
  4. Step 4: Simplify right side
    144,926,050.94x = 15,769,348,398,853,904
  5. Step 5: Solve for x
    x = 15,769,348,398,853,904/144,926,050.94
  6. Step 6: Final answer
    x = 108,809,619.09

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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.