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Finding the Fourth Proportional to 79,965,550.84, 119,857,649.14 and 36,745,447.22

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Solution

The fourth proportional to 79,965,550.84, 119,857,649.14 and 36,745,447.22 is: 55,076,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,965,550.84 : 119,857,649.14 = 36,745,447.22 : x
  2. Step 2: Convert to fraction form
    79,965,550.84/119,857,649.14 = 36,745,447.22/x
  3. Step 3: Cross multiply
    79,965,550.84x = 119,857,649.14 × 36,745,447.22
  4. Step 4: Simplify right side
    79,965,550.84x = 4,404,222,920,387,148.50
  5. Step 5: Solve for x
    x = 4,404,222,920,387,148.50/79,965,550.84
  6. Step 6: Final answer
    x = 55,076,503.25

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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.