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Finding the Fourth Proportional to 573,863,234.75, 792,175,621.50 and 385,800,598.07

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Solution

The fourth proportional to 573,863,234.75, 792,175,621.50 and 385,800,598.07 is: 532,569,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,863,234.75 : 792,175,621.50 = 385,800,598.07 : x
  2. Step 2: Convert to fraction form
    573,863,234.75/792,175,621.50 = 385,800,598.07/x
  3. Step 3: Cross multiply
    573,863,234.75x = 792,175,621.50 × 385,800,598.07
  4. Step 4: Simplify right side
    573,863,234.75x = 305,621,828,551,173,952
  5. Step 5: Solve for x
    x = 305,621,828,551,173,952/573,863,234.75
  6. Step 6: Final answer
    x = 532,569,103.65

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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.