Home / 114,128,403.96-171,220,490.40-36,405,321.43

Finding the Fourth Proportional to 114,128,403.96, 171,220,490.40 and 36,405,321.43

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Solution

The fourth proportional to 114,128,403.96, 171,220,490.40 and 36,405,321.43 is: 54,616,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,128,403.96 : 171,220,490.40 = 36,405,321.43 : x
  2. Step 2: Convert to fraction form
    114,128,403.96/171,220,490.40 = 36,405,321.43/x
  3. Step 3: Cross multiply
    114,128,403.96x = 171,220,490.40 × 36,405,321.43
  4. Step 4: Simplify right side
    114,128,403.96x = 6,233,336,988,414,229
  5. Step 5: Solve for x
    x = 6,233,336,988,414,229/114,128,403.96
  6. Step 6: Final answer
    x = 54,616,876.89

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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.