Home / 377,592,087.14-521,082,478.69-216,682,292.73

Finding the Fourth Proportional to 377,592,087.14, 521,082,478.69 and 216,682,292.73

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Solution

The fourth proportional to 377,592,087.14, 521,082,478.69 and 216,682,292.73 is: 299,024,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,592,087.14 : 521,082,478.69 = 216,682,292.73 : x
  2. Step 2: Convert to fraction form
    377,592,087.14/521,082,478.69 = 216,682,292.73/x
  3. Step 3: Cross multiply
    377,592,087.14x = 521,082,478.69 × 216,682,292.73
  4. Step 4: Simplify right side
    377,592,087.14x = 112,909,346,186,614,992
  5. Step 5: Solve for x
    x = 112,909,346,186,614,992/377,592,087.14
  6. Step 6: Final answer
    x = 299,024,661.88

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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.