Home / 419,905,046.60-629,857,569.90-113,228,160.20

Finding the Fourth Proportional to 419,905,046.60, 629,857,569.90 and 113,228,160.20

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Solution

The fourth proportional to 419,905,046.60, 629,857,569.90 and 113,228,160.20 is: 169,842,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,905,046.60 : 629,857,569.90 = 113,228,160.20 : x
  2. Step 2: Convert to fraction form
    419,905,046.60/629,857,569.90 = 113,228,160.20/x
  3. Step 3: Cross multiply
    419,905,046.60x = 629,857,569.90 × 113,228,160.20
  4. Step 4: Simplify right side
    419,905,046.60x = 71,317,613,827,819,896
  5. Step 5: Solve for x
    x = 71,317,613,827,819,896/419,905,046.60
  6. Step 6: Final answer
    x = 169,842,240.30

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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.