Home / 996,543,114.70-1,494,814,672.05-415,412,381.20

Finding the Fourth Proportional to 996,543,114.70, 1,494,814,672.05 and 415,412,381.20

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Solution

The fourth proportional to 996,543,114.70, 1,494,814,672.05 and 415,412,381.20 is: 623,118,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,543,114.70 : 1,494,814,672.05 = 415,412,381.20 : x
  2. Step 2: Convert to fraction form
    996,543,114.70/1,494,814,672.05 = 415,412,381.20/x
  3. Step 3: Cross multiply
    996,543,114.70x = 1,494,814,672.05 × 415,412,381.20
  4. Step 4: Simplify right side
    996,543,114.70x = 620,964,522,368,987,520
  5. Step 5: Solve for x
    x = 620,964,522,368,987,520/996,543,114.70
  6. Step 6: Final answer
    x = 623,118,571.80

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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.