Home / 1,074,100,742.39-1,611,151,560.61-483,200,788.84

Finding the Fourth Proportional to 1,074,100,742.39, 1,611,151,560.61 and 483,200,788.84

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Solution

The fourth proportional to 1,074,100,742.39, 1,611,151,560.61 and 483,200,788.84 is: 724,801,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,100,742.39 : 1,611,151,560.61 = 483,200,788.84 : x
  2. Step 2: Convert to fraction form
    1,074,100,742.39/1,611,151,560.61 = 483,200,788.84/x
  3. Step 3: Cross multiply
    1,074,100,742.39x = 1,611,151,560.61 × 483,200,788.84
  4. Step 4: Simplify right side
    1,074,100,742.39x = 778,509,705,022,313,216
  5. Step 5: Solve for x
    x = 778,509,705,022,313,216/1,074,100,742.39
  6. Step 6: Final answer
    x = 724,801,384.35

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Double scale
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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.