Home / 1,403,508,185.06-1,936,764,563.04-768,305,796.26

Finding the Fourth Proportional to 1,403,508,185.06, 1,936,764,563.04 and 768,305,796.26

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Solution

The fourth proportional to 1,403,508,185.06, 1,936,764,563.04 and 768,305,796.26 is: 1,060,219,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,508,185.06 : 1,936,764,563.04 = 768,305,796.26 : x
  2. Step 2: Convert to fraction form
    1,403,508,185.06/1,936,764,563.04 = 768,305,796.26/x
  3. Step 3: Cross multiply
    1,403,508,185.06x = 1,936,764,563.04 × 768,305,796.26
  4. Step 4: Simplify right side
    1,403,508,185.06x = 1,488,027,439,774,598,144
  5. Step 5: Solve for x
    x = 1,488,027,439,774,598,144/1,403,508,185.06
  6. Step 6: Final answer
    x = 1,060,219,994.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.