Home / 107,020,116.80-160,530,175.20-99,853,755.20

Finding the Fourth Proportional to 107,020,116.80, 160,530,175.20 and 99,853,755.20

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Solution

The fourth proportional to 107,020,116.80, 160,530,175.20 and 99,853,755.20 is: 149,780,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,020,116.80 : 160,530,175.20 = 99,853,755.20 : x
  2. Step 2: Convert to fraction form
    107,020,116.80/160,530,175.20 = 99,853,755.20/x
  3. Step 3: Cross multiply
    107,020,116.80x = 160,530,175.20 × 99,853,755.20
  4. Step 4: Simplify right side
    107,020,116.80x = 16,029,540,816,633,910
  5. Step 5: Solve for x
    x = 16,029,540,816,633,910/107,020,116.80
  6. Step 6: Final answer
    x = 149,780,632.80

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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.