Home / 3,883,392,139.80-5,825,088,209.70-1,298,463,115.80

Finding the Fourth Proportional to 3,883,392,139.80, 5,825,088,209.70 and 1,298,463,115.80

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Solution

The fourth proportional to 3,883,392,139.80, 5,825,088,209.70 and 1,298,463,115.80 is: 1,947,694,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,392,139.80 : 5,825,088,209.70 = 1,298,463,115.80 : x
  2. Step 2: Convert to fraction form
    3,883,392,139.80/5,825,088,209.70 = 1,298,463,115.80/x
  3. Step 3: Cross multiply
    3,883,392,139.80x = 5,825,088,209.70 × 1,298,463,115.80
  4. Step 4: Simplify right side
    3,883,392,139.80x = 7,563,662,186,576,905,216
  5. Step 5: Solve for x
    x = 7,563,662,186,576,905,216/3,883,392,139.80
  6. Step 6: Final answer
    x = 1,947,694,673.70

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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.