Home / 108,220,086.07-149,345,631.95-58,662,105.65

Finding the Fourth Proportional to 108,220,086.07, 149,345,631.95 and 58,662,105.65

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Solution

The fourth proportional to 108,220,086.07, 149,345,631.95 and 58,662,105.65 is: 80,954,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220,086.07 : 149,345,631.95 = 58,662,105.65 : x
  2. Step 2: Convert to fraction form
    108,220,086.07/149,345,631.95 = 58,662,105.65/x
  3. Step 3: Cross multiply
    108,220,086.07x = 149,345,631.95 × 58,662,105.65
  4. Step 4: Simplify right side
    108,220,086.07x = 8,760,929,239,816,915
  5. Step 5: Solve for x
    x = 8,760,929,239,816,915/108,220,086.07
  6. Step 6: Final answer
    x = 80,954,742.86

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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.