Home / 108,330,287.76-149,496,086.88-58,770,661.32

Finding the Fourth Proportional to 108,330,287.76, 149,496,086.88 and 58,770,661.32

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Solution

The fourth proportional to 108,330,287.76, 149,496,086.88 and 58,770,661.32 is: 81,103,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,330,287.76 : 149,496,086.88 = 58,770,661.32 : x
  2. Step 2: Convert to fraction form
    108,330,287.76/149,496,086.88 = 58,770,661.32/x
  3. Step 3: Cross multiply
    108,330,287.76x = 149,496,086.88 × 58,770,661.32
  4. Step 4: Simplify right side
    108,330,287.76x = 8,785,983,890,689,775
  5. Step 5: Solve for x
    x = 8,785,983,890,689,775/108,330,287.76
  6. Step 6: Final answer
    x = 81,103,669.83

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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.