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Finding the Fourth Proportional to 354,295,273.40, 494,865,470.20 and 354,295,273.40

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Solution

The fourth proportional to 354,295,273.40, 494,865,470.20 and 354,295,273.40 is: 494,865,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,273.40 : 494,865,470.20 = 354,295,273.40 : x
  2. Step 2: Convert to fraction form
    354,295,273.40/494,865,470.20 = 354,295,273.40/x
  3. Step 3: Cross multiply
    354,295,273.40x = 494,865,470.20 × 354,295,273.40
  4. Step 4: Simplify right side
    354,295,273.40x = 175,328,497,060,728,544
  5. Step 5: Solve for x
    x = 175,328,497,060,728,544/354,295,273.40
  6. Step 6: Final answer
    x = 494,865,470.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.