Home / 996,543,113.70-1,494,814,670.55-415,412,380.20

Finding the Fourth Proportional to 996,543,113.70, 1,494,814,670.55 and 415,412,380.20

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Solution

The fourth proportional to 996,543,113.70, 1,494,814,670.55 and 415,412,380.20 is: 623,118,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,543,113.70 : 1,494,814,670.55 = 415,412,380.20 : x
  2. Step 2: Convert to fraction form
    996,543,113.70/1,494,814,670.55 = 415,412,380.20/x
  3. Step 3: Cross multiply
    996,543,113.70x = 1,494,814,670.55 × 415,412,380.20
  4. Step 4: Simplify right side
    996,543,113.70x = 620,964,520,251,054,336
  5. Step 5: Solve for x
    x = 620,964,520,251,054,336/996,543,113.70
  6. Step 6: Final answer
    x = 623,118,570.30

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Double scale
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Similar ratio
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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.