Home / 235,169,807.70-352,731,916.80-71,409,003.78

Finding the Fourth Proportional to 235,169,807.70, 352,731,916.80 and 71,409,003.78

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Solution

The fourth proportional to 235,169,807.70, 352,731,916.80 and 71,409,003.78 is: 107,106,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,169,807.70 : 352,731,916.80 = 71,409,003.78 : x
  2. Step 2: Convert to fraction form
    235,169,807.70/352,731,916.80 = 71,409,003.78/x
  3. Step 3: Cross multiply
    235,169,807.70x = 352,731,916.80 × 71,409,003.78
  4. Step 4: Simplify right side
    235,169,807.70x = 25,188,234,780,097,848
  5. Step 5: Solve for x
    x = 25,188,234,780,097,848/235,169,807.70
  6. Step 6: Final answer
    x = 107,106,584.07

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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.