Home / 627,848,270.55-941,772,405.83-191,145,486.15

Finding the Fourth Proportional to 627,848,270.55, 941,772,405.83 and 191,145,486.15

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Solution

The fourth proportional to 627,848,270.55, 941,772,405.83 and 191,145,486.15 is: 286,718,229.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,848,270.55 : 941,772,405.83 = 191,145,486.15 : x
  2. Step 2: Convert to fraction form
    627,848,270.55/941,772,405.83 = 191,145,486.15/x
  3. Step 3: Cross multiply
    627,848,270.55x = 941,772,405.83 × 191,145,486.15
  4. Step 4: Simplify right side
    627,848,270.55x = 180,015,544,354,074,720
  5. Step 5: Solve for x
    x = 180,015,544,354,074,720/627,848,270.55
  6. Step 6: Final answer
    x = 286,718,229.23

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Double scale
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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.