Home / 275,852,713.19-380,367,477.52-225,460,553.86

Finding the Fourth Proportional to 275,852,713.19, 380,367,477.52 and 225,460,553.86

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Solution

The fourth proportional to 275,852,713.19, 380,367,477.52 and 225,460,553.86 is: 310,882,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,852,713.19 : 380,367,477.52 = 225,460,553.86 : x
  2. Step 2: Convert to fraction form
    275,852,713.19/380,367,477.52 = 225,460,553.86/x
  3. Step 3: Cross multiply
    275,852,713.19x = 380,367,477.52 × 225,460,553.86
  4. Step 4: Simplify right side
    275,852,713.19x = 85,757,862,151,902,112
  5. Step 5: Solve for x
    x = 85,757,862,151,902,112/275,852,713.19
  6. Step 6: Final answer
    x = 310,882,793.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.