Home / 307,847,455.80-424,824,240.57-166,717,530.96

Finding the Fourth Proportional to 307,847,455.80, 424,824,240.57 and 166,717,530.96

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Solution

The fourth proportional to 307,847,455.80, 424,824,240.57 and 166,717,530.96 is: 230,067,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,847,455.80 : 424,824,240.57 = 166,717,530.96 : x
  2. Step 2: Convert to fraction form
    307,847,455.80/424,824,240.57 = 166,717,530.96/x
  3. Step 3: Cross multiply
    307,847,455.80x = 424,824,240.57 × 166,717,530.96
  4. Step 4: Simplify right side
    307,847,455.80x = 70,825,648,479,787,464
  5. Step 5: Solve for x
    x = 70,825,648,479,787,464/307,847,455.80
  6. Step 6: Final answer
    x = 230,067,350.39

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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.