Home / 1,494,550,842,840.20-2,241,826,269,639.20-420,106,763,611.20

Finding the Fourth Proportional to 1,494,550,842,840.20, 2,241,826,269,639.20 and 420,106,763,611.20

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Solution

The fourth proportional to 1,494,550,842,840.20, 2,241,826,269,639.20 and 420,106,763,611.20 is: 630,160,146,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,550,842,840.20 : 2,241,826,269,639.20 = 420,106,763,611.20 : x
  2. Step 2: Convert to fraction form
    1,494,550,842,840.20/2,241,826,269,639.20 = 420,106,763,611.20/x
  3. Step 3: Cross multiply
    1,494,550,842,840.20x = 2,241,826,269,639.20 × 420,106,763,611.20
  4. Step 4: Simplify right side
    1,494,550,842,840.20x = 941,806,378,716,693,876,703,232
  5. Step 5: Solve for x
    x = 941,806,378,716,693,876,703,232/1,494,550,842,840.20
  6. Step 6: Final answer
    x = 630,160,146,928.77

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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.