Home / 3,441,520,861.20-5,162,281,291.80-1,114,128,145.80

Finding the Fourth Proportional to 3,441,520,861.20, 5,162,281,291.80 and 1,114,128,145.80

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Solution

The fourth proportional to 3,441,520,861.20, 5,162,281,291.80 and 1,114,128,145.80 is: 1,671,192,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441,520,861.20 : 5,162,281,291.80 = 1,114,128,145.80 : x
  2. Step 2: Convert to fraction form
    3,441,520,861.20/5,162,281,291.80 = 1,114,128,145.80/x
  3. Step 3: Cross multiply
    3,441,520,861.20x = 5,162,281,291.80 × 1,114,128,145.80
  4. Step 4: Simplify right side
    3,441,520,861.20x = 5,751,442,883,731,163,136
  5. Step 5: Solve for x
    x = 5,751,442,883,731,163,136/3,441,520,861.20
  6. Step 6: Final answer
    x = 1,671,192,218.70

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Double scale
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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.