Home / 156,527,035.64-216,091,170.92-120,685,194.88

Finding the Fourth Proportional to 156,527,035.64, 216,091,170.92 and 120,685,194.88

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Solution

The fourth proportional to 156,527,035.64, 216,091,170.92 and 120,685,194.88 is: 166,610,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,527,035.64 : 216,091,170.92 = 120,685,194.88 : x
  2. Step 2: Convert to fraction form
    156,527,035.64/216,091,170.92 = 120,685,194.88/x
  3. Step 3: Cross multiply
    156,527,035.64x = 216,091,170.92 × 120,685,194.88
  4. Step 4: Simplify right side
    156,527,035.64x = 26,079,005,074,327,588
  5. Step 5: Solve for x
    x = 26,079,005,074,327,588/156,527,035.64
  6. Step 6: Final answer
    x = 166,610,227.86

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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.