Home / 168,151,804.60-252,227,706.90-103,245,143.80

Finding the Fourth Proportional to 168,151,804.60, 252,227,706.90 and 103,245,143.80

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Solution

The fourth proportional to 168,151,804.60, 252,227,706.90 and 103,245,143.80 is: 154,867,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,804.60 : 252,227,706.90 = 103,245,143.80 : x
  2. Step 2: Convert to fraction form
    168,151,804.60/252,227,706.90 = 103,245,143.80/x
  3. Step 3: Cross multiply
    168,151,804.60x = 252,227,706.90 × 103,245,143.80
  4. Step 4: Simplify right side
    168,151,804.60x = 26,041,285,869,234,752
  5. Step 5: Solve for x
    x = 26,041,285,869,234,752/168,151,804.60
  6. Step 6: Final answer
    x = 154,867,715.70

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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.