Home / 154,204,740.60-231,307,898.22-51,969,663.96

Finding the Fourth Proportional to 154,204,740.60, 231,307,898.22 and 51,969,663.96

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Solution

The fourth proportional to 154,204,740.60, 231,307,898.22 and 51,969,663.96 is: 77,954,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,740.60 : 231,307,898.22 = 51,969,663.96 : x
  2. Step 2: Convert to fraction form
    154,204,740.60/231,307,898.22 = 51,969,663.96/x
  3. Step 3: Cross multiply
    154,204,740.60x = 231,307,898.22 × 51,969,663.96
  4. Step 4: Simplify right side
    154,204,740.60x = 12,020,993,741,787,282
  5. Step 5: Solve for x
    x = 12,020,993,741,787,282/154,204,740.60
  6. Step 6: Final answer
    x = 77,954,761.28

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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.