Home / 1,282,894,955.39-1,770,395,053.56-696,184,091.39

Finding the Fourth Proportional to 1,282,894,955.39, 1,770,395,053.56 and 696,184,091.39

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Solution

The fourth proportional to 1,282,894,955.39, 1,770,395,053.56 and 696,184,091.39 is: 960,734,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,894,955.39 : 1,770,395,053.56 = 696,184,091.39 : x
  2. Step 2: Convert to fraction form
    1,282,894,955.39/1,770,395,053.56 = 696,184,091.39/x
  3. Step 3: Cross multiply
    1,282,894,955.39x = 1,770,395,053.56 × 696,184,091.39
  4. Step 4: Simplify right side
    1,282,894,955.39x = 1,232,520,871,765,869,056
  5. Step 5: Solve for x
    x = 1,232,520,871,765,869,056/1,282,894,955.39
  6. Step 6: Final answer
    x = 960,734,054.32

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Double scale
Find fourth proportional to 1,282,894,956.39, 1,770,395,054.94 and 696,184,092.39
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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.