Home / 192,460,680.40-288,702,079.80-56,167,099.60

Finding the Fourth Proportional to 192,460,680.40, 288,702,079.80 and 56,167,099.60

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Solution

The fourth proportional to 192,460,680.40, 288,702,079.80 and 56,167,099.60 is: 84,253,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,460,680.40 : 288,702,079.80 = 56,167,099.60 : x
  2. Step 2: Convert to fraction form
    192,460,680.40/288,702,079.80 = 56,167,099.60/x
  3. Step 3: Cross multiply
    192,460,680.40x = 288,702,079.80 × 56,167,099.60
  4. Step 4: Simplify right side
    192,460,680.40x = 16,215,558,470,853,750
  5. Step 5: Solve for x
    x = 16,215,558,470,853,750/192,460,680.40
  6. Step 6: Final answer
    x = 84,253,876.88

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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.