Home / 1,640,220,544.20-2,460,330,816.30-491,363,200.20

Finding the Fourth Proportional to 1,640,220,544.20, 2,460,330,816.30 and 491,363,200.20

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Solution

The fourth proportional to 1,640,220,544.20, 2,460,330,816.30 and 491,363,200.20 is: 737,044,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,220,544.20 : 2,460,330,816.30 = 491,363,200.20 : x
  2. Step 2: Convert to fraction form
    1,640,220,544.20/2,460,330,816.30 = 491,363,200.20/x
  3. Step 3: Cross multiply
    1,640,220,544.20x = 2,460,330,816.30 × 491,363,200.20
  4. Step 4: Simplify right side
    1,640,220,544.20x = 1,208,916,023,447,846,400
  5. Step 5: Solve for x
    x = 1,208,916,023,447,846,400/1,640,220,544.20
  6. Step 6: Final answer
    x = 737,044,800.30

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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.