Home / 384,414,535.80-576,684,633.78-125,554,606.20

Finding the Fourth Proportional to 384,414,535.80, 576,684,633.78 and 125,554,606.20

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Solution

The fourth proportional to 384,414,535.80, 576,684,633.78 and 125,554,606.20 is: 188,352,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,414,535.80 : 576,684,633.78 = 125,554,606.20 : x
  2. Step 2: Convert to fraction form
    384,414,535.80/576,684,633.78 = 125,554,606.20/x
  3. Step 3: Cross multiply
    384,414,535.80x = 576,684,633.78 × 125,554,606.20
  4. Step 4: Simplify right side
    384,414,535.80x = 72,405,412,095,839,120
  5. Step 5: Solve for x
    x = 72,405,412,095,839,120/384,414,535.80
  6. Step 6: Final answer
    x = 188,352,430.39

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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.