Home / 839,232,015.70-1,258,848,023.55-823,107,702.10

Finding the Fourth Proportional to 839,232,015.70, 1,258,848,023.55 and 823,107,702.10

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Solution

The fourth proportional to 839,232,015.70, 1,258,848,023.55 and 823,107,702.10 is: 1,234,661,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,232,015.70 : 1,258,848,023.55 = 823,107,702.10 : x
  2. Step 2: Convert to fraction form
    839,232,015.70/1,258,848,023.55 = 823,107,702.10/x
  3. Step 3: Cross multiply
    839,232,015.70x = 1,258,848,023.55 × 823,107,702.10
  4. Step 4: Simplify right side
    839,232,015.70x = 1,036,167,503,957,367,168
  5. Step 5: Solve for x
    x = 1,036,167,503,957,367,168/839,232,015.70
  6. Step 6: Final answer
    x = 1,234,661,553.15

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Double scale
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Similar ratio
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1.5x scale

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.