Home / 121,783,230.33-167,898,277.77-96,748,406.43

Finding the Fourth Proportional to 121,783,230.33, 167,898,277.77 and 96,748,406.43

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Solution

The fourth proportional to 121,783,230.33, 167,898,277.77 and 96,748,406.43 is: 133,383,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,783,230.33 : 167,898,277.77 = 96,748,406.43 : x
  2. Step 2: Convert to fraction form
    121,783,230.33/167,898,277.77 = 96,748,406.43/x
  3. Step 3: Cross multiply
    121,783,230.33x = 167,898,277.77 × 96,748,406.43
  4. Step 4: Simplify right side
    121,783,230.33x = 16,243,890,816,588,996
  5. Step 5: Solve for x
    x = 16,243,890,816,588,996/121,783,230.33
  6. Step 6: Final answer
    x = 133,383,642.17

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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.