Home / 1,185,361,142.40-1,778,108,898.24-367,589,704.32

Finding the Fourth Proportional to 1,185,361,142.40, 1,778,108,898.24 and 367,589,704.32

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Solution

The fourth proportional to 1,185,361,142.40, 1,778,108,898.24 and 367,589,704.32 is: 551,405,390.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,361,142.40 : 1,778,108,898.24 = 367,589,704.32 : x
  2. Step 2: Convert to fraction form
    1,185,361,142.40/1,778,108,898.24 = 367,589,704.32/x
  3. Step 3: Cross multiply
    1,185,361,142.40x = 1,778,108,898.24 × 367,589,704.32
  4. Step 4: Simplify right side
    1,185,361,142.40x = 653,614,524,152,802,560
  5. Step 5: Solve for x
    x = 653,614,524,152,802,560/1,185,361,142.40
  6. Step 6: Final answer
    x = 551,405,390.96

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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.