Home / 385,846,348.80-578,769,523.20-333,890,227.20

Finding the Fourth Proportional to 385,846,348.80, 578,769,523.20 and 333,890,227.20

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Solution

The fourth proportional to 385,846,348.80, 578,769,523.20 and 333,890,227.20 is: 500,835,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,846,348.80 : 578,769,523.20 = 333,890,227.20 : x
  2. Step 2: Convert to fraction form
    385,846,348.80/578,769,523.20 = 333,890,227.20/x
  3. Step 3: Cross multiply
    385,846,348.80x = 578,769,523.20 × 333,890,227.20
  4. Step 4: Simplify right side
    385,846,348.80x = 193,245,487,597,683,680
  5. Step 5: Solve for x
    x = 193,245,487,597,683,680/385,846,348.80
  6. Step 6: Final answer
    x = 500,835,340.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.