Home / 130,554,625.48-195,790,390.82-43,099,858.96

Finding the Fourth Proportional to 130,554,625.48, 195,790,390.82 and 43,099,858.96

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Solution

The fourth proportional to 130,554,625.48, 195,790,390.82 and 43,099,858.96 is: 64,636,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,554,625.48 : 195,790,390.82 = 43,099,858.96 : x
  2. Step 2: Convert to fraction form
    130,554,625.48/195,790,390.82 = 43,099,858.96/x
  3. Step 3: Cross multiply
    130,554,625.48x = 195,790,390.82 × 43,099,858.96
  4. Step 4: Simplify right side
    130,554,625.48x = 8,438,538,229,521,928
  5. Step 5: Solve for x
    x = 8,438,538,229,521,928/130,554,625.48
  6. Step 6: Final answer
    x = 64,636,072.44

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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.