Home / 366,082,660.80-505,225,227.84-207,341,020.80

Finding the Fourth Proportional to 366,082,660.80, 505,225,227.84 and 207,341,020.80

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Solution

The fourth proportional to 366,082,660.80, 505,225,227.84 and 207,341,020.80 is: 286,148,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,082,660.80 : 505,225,227.84 = 207,341,020.80 : x
  2. Step 2: Convert to fraction form
    366,082,660.80/505,225,227.84 = 207,341,020.80/x
  3. Step 3: Cross multiply
    366,082,660.80x = 505,225,227.84 × 207,341,020.80
  4. Step 4: Simplify right side
    366,082,660.80x = 104,753,914,474,258,176
  5. Step 5: Solve for x
    x = 104,753,914,474,258,176/366,082,660.80
  6. Step 6: Final answer
    x = 286,148,254.73

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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.