Home / 231,840,628.80-347,760,943.20-124,345,204.80

Finding the Fourth Proportional to 231,840,628.80, 347,760,943.20 and 124,345,204.80

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Solution

The fourth proportional to 231,840,628.80, 347,760,943.20 and 124,345,204.80 is: 186,517,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,840,628.80 : 347,760,943.20 = 124,345,204.80 : x
  2. Step 2: Convert to fraction form
    231,840,628.80/347,760,943.20 = 124,345,204.80/x
  3. Step 3: Cross multiply
    231,840,628.80x = 347,760,943.20 × 124,345,204.80
  4. Step 4: Simplify right side
    231,840,628.80x = 43,242,405,703,645,168
  5. Step 5: Solve for x
    x = 43,242,405,703,645,168/231,840,628.80
  6. Step 6: Final answer
    x = 186,517,807.20

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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.