Home / 1,173,204,313.30-1,759,806,469.95-629,008,729.30

Finding the Fourth Proportional to 1,173,204,313.30, 1,759,806,469.95 and 629,008,729.30

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Solution

The fourth proportional to 1,173,204,313.30, 1,759,806,469.95 and 629,008,729.30 is: 943,513,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,204,313.30 : 1,759,806,469.95 = 629,008,729.30 : x
  2. Step 2: Convert to fraction form
    1,173,204,313.30/1,759,806,469.95 = 629,008,729.30/x
  3. Step 3: Cross multiply
    1,173,204,313.30x = 1,759,806,469.95 × 629,008,729.30
  4. Step 4: Simplify right side
    1,173,204,313.30x = 1,106,933,631,477,168,128
  5. Step 5: Solve for x
    x = 1,106,933,631,477,168,128/1,173,204,313.30
  6. Step 6: Final answer
    x = 943,513,093.95

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Half scale
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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.