Home / 5,518,784,200.40-8,278,176,300.60-3,777,358,331.60

Finding the Fourth Proportional to 5,518,784,200.40, 8,278,176,300.60 and 3,777,358,331.60

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Solution

The fourth proportional to 5,518,784,200.40, 8,278,176,300.60 and 3,777,358,331.60 is: 5,666,037,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,784,200.40 : 8,278,176,300.60 = 3,777,358,331.60 : x
  2. Step 2: Convert to fraction form
    5,518,784,200.40/8,278,176,300.60 = 3,777,358,331.60/x
  3. Step 3: Cross multiply
    5,518,784,200.40x = 8,278,176,300.60 × 3,777,358,331.60
  4. Step 4: Simplify right side
    5,518,784,200.40x = 31,269,638,219,525,074,944
  5. Step 5: Solve for x
    x = 31,269,638,219,525,074,944/5,518,784,200.40
  6. Step 6: Final answer
    x = 5,666,037,497.40

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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.