Home / 627,993,464.92-866,615,142.12-345,733,087.83

Finding the Fourth Proportional to 627,993,464.92, 866,615,142.12 and 345,733,087.83

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Solution

The fourth proportional to 627,993,464.92, 866,615,142.12 and 345,733,087.83 is: 477,102,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,993,464.92 : 866,615,142.12 = 345,733,087.83 : x
  2. Step 2: Convert to fraction form
    627,993,464.92/866,615,142.12 = 345,733,087.83/x
  3. Step 3: Cross multiply
    627,993,464.92x = 866,615,142.12 × 345,733,087.83
  4. Step 4: Simplify right side
    627,993,464.92x = 299,617,529,039,320,128
  5. Step 5: Solve for x
    x = 299,617,529,039,320,128/627,993,464.92
  6. Step 6: Final answer
    x = 477,102,941.00

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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.