Home / 548,719,089.88-757,233,173.55-297,823,571.86

Finding the Fourth Proportional to 548,719,089.88, 757,233,173.55 and 297,823,571.86

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Solution

The fourth proportional to 548,719,089.88, 757,233,173.55 and 297,823,571.86 is: 410,996,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,719,089.88 : 757,233,173.55 = 297,823,571.86 : x
  2. Step 2: Convert to fraction form
    548,719,089.88/757,233,173.55 = 297,823,571.86/x
  3. Step 3: Cross multiply
    548,719,089.88x = 757,233,173.55 × 297,823,571.86
  4. Step 4: Simplify right side
    548,719,089.88x = 225,521,888,477,544,288
  5. Step 5: Solve for x
    x = 225,521,888,477,544,288/548,719,089.88
  6. Step 6: Final answer
    x = 410,996,979.40

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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.