Home / 1,007,043,813.98-1,379,654,946.82-969,300,087.75

Finding the Fourth Proportional to 1,007,043,813.98, 1,379,654,946.82 and 969,300,087.75

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Solution

The fourth proportional to 1,007,043,813.98, 1,379,654,946.82 and 969,300,087.75 is: 1,327,945,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,043,813.98 : 1,379,654,946.82 = 969,300,087.75 : x
  2. Step 2: Convert to fraction form
    1,007,043,813.98/1,379,654,946.82 = 969,300,087.75/x
  3. Step 3: Cross multiply
    1,007,043,813.98x = 1,379,654,946.82 × 969,300,087.75
  4. Step 4: Simplify right side
    1,007,043,813.98x = 1,337,299,661,018,510,592
  5. Step 5: Solve for x
    x = 1,337,299,661,018,510,592/1,007,043,813.98
  6. Step 6: Final answer
    x = 1,327,945,857.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.