Home / 192,305,246.40-288,457,869.60-55,995,076.80

Finding the Fourth Proportional to 192,305,246.40, 288,457,869.60 and 55,995,076.80

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Solution

The fourth proportional to 192,305,246.40, 288,457,869.60 and 55,995,076.80 is: 83,992,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,305,246.40 : 288,457,869.60 = 55,995,076.80 : x
  2. Step 2: Convert to fraction form
    192,305,246.40/288,457,869.60 = 55,995,076.80/x
  3. Step 3: Cross multiply
    192,305,246.40x = 288,457,869.60 × 55,995,076.80
  4. Step 4: Simplify right side
    192,305,246.40x = 16,152,220,561,816,386
  5. Step 5: Solve for x
    x = 16,152,220,561,816,386/192,305,246.40
  6. Step 6: Final answer
    x = 83,992,615.20

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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.