Home / 1,318,677,701.70-1,978,016,552.55-336,102,341.70

Finding the Fourth Proportional to 1,318,677,701.70, 1,978,016,552.55 and 336,102,341.70

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Solution

The fourth proportional to 1,318,677,701.70, 1,978,016,552.55 and 336,102,341.70 is: 504,153,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,677,701.70 : 1,978,016,552.55 = 336,102,341.70 : x
  2. Step 2: Convert to fraction form
    1,318,677,701.70/1,978,016,552.55 = 336,102,341.70/x
  3. Step 3: Cross multiply
    1,318,677,701.70x = 1,978,016,552.55 × 336,102,341.70
  4. Step 4: Simplify right side
    1,318,677,701.70x = 664,815,995,233,416,064
  5. Step 5: Solve for x
    x = 664,815,995,233,416,064/1,318,677,701.70
  6. Step 6: Final answer
    x = 504,153,512.55

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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.