Home / 1,232,643,344.20-1,848,965,016.30-414,483,728.20

Finding the Fourth Proportional to 1,232,643,344.20, 1,848,965,016.30 and 414,483,728.20

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Solution

The fourth proportional to 1,232,643,344.20, 1,848,965,016.30 and 414,483,728.20 is: 621,725,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,643,344.20 : 1,848,965,016.30 = 414,483,728.20 : x
  2. Step 2: Convert to fraction form
    1,232,643,344.20/1,848,965,016.30 = 414,483,728.20/x
  3. Step 3: Cross multiply
    1,232,643,344.20x = 1,848,965,016.30 × 414,483,728.20
  4. Step 4: Simplify right side
    1,232,643,344.20x = 766,365,913,267,397,760
  5. Step 5: Solve for x
    x = 766,365,913,267,397,760/1,232,643,344.20
  6. Step 6: Final answer
    x = 621,725,592.30

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Double scale
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Similar ratio
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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.