Home / 363,089,165.31-500,994,519.80-216,425,096.19

Finding the Fourth Proportional to 363,089,165.31, 500,994,519.80 and 216,425,096.19

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Solution

The fourth proportional to 363,089,165.31, 500,994,519.80 and 216,425,096.19 is: 298,625,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,089,165.31 : 500,994,519.80 = 216,425,096.19 : x
  2. Step 2: Convert to fraction form
    363,089,165.31/500,994,519.80 = 216,425,096.19/x
  3. Step 3: Cross multiply
    363,089,165.31x = 500,994,519.80 × 216,425,096.19
  4. Step 4: Simplify right side
    363,089,165.31x = 108,427,787,137,295,744
  5. Step 5: Solve for x
    x = 108,427,787,137,295,744/363,089,165.31
  6. Step 6: Final answer
    x = 298,625,785.33

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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.