Home / 3,599,367,128.40-5,399,050,692.60-1,145,952,037.20

Finding the Fourth Proportional to 3,599,367,128.40, 5,399,050,692.60 and 1,145,952,037.20

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Solution

The fourth proportional to 3,599,367,128.40, 5,399,050,692.60 and 1,145,952,037.20 is: 1,718,928,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599,367,128.40 : 5,399,050,692.60 = 1,145,952,037.20 : x
  2. Step 2: Convert to fraction form
    3,599,367,128.40/5,399,050,692.60 = 1,145,952,037.20/x
  3. Step 3: Cross multiply
    3,599,367,128.40x = 5,399,050,692.60 × 1,145,952,037.20
  4. Step 4: Simplify right side
    3,599,367,128.40x = 6,187,053,140,131,041,280
  5. Step 5: Solve for x
    x = 6,187,053,140,131,041,280/3,599,367,128.40
  6. Step 6: Final answer
    x = 1,718,928,055.80

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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.