Home / 168,151,806.60-252,227,709.90-103,245,145.80

Finding the Fourth Proportional to 168,151,806.60, 252,227,709.90 and 103,245,145.80

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Solution

The fourth proportional to 168,151,806.60, 252,227,709.90 and 103,245,145.80 is: 154,867,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,806.60 : 252,227,709.90 = 103,245,145.80 : x
  2. Step 2: Convert to fraction form
    168,151,806.60/252,227,709.90 = 103,245,145.80/x
  3. Step 3: Cross multiply
    168,151,806.60x = 252,227,709.90 × 103,245,145.80
  4. Step 4: Simplify right side
    168,151,806.60x = 26,041,286,683,425,604
  5. Step 5: Solve for x
    x = 26,041,286,683,425,604/168,151,806.60
  6. Step 6: Final answer
    x = 154,867,718.70

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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.