Home / 2,555,291,174.45-3,832,936,761.68-919,303,200.05

Finding the Fourth Proportional to 2,555,291,174.45, 3,832,936,761.68 and 919,303,200.05

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Solution

The fourth proportional to 2,555,291,174.45, 3,832,936,761.68 and 919,303,200.05 is: 1,378,954,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,291,174.45 : 3,832,936,761.68 = 919,303,200.05 : x
  2. Step 2: Convert to fraction form
    2,555,291,174.45/3,832,936,761.68 = 919,303,200.05/x
  3. Step 3: Cross multiply
    2,555,291,174.45x = 3,832,936,761.68 × 919,303,200.05
  4. Step 4: Simplify right side
    2,555,291,174.45x = 3,523,631,030,597,111,808
  5. Step 5: Solve for x
    x = 3,523,631,030,597,111,808/2,555,291,174.45
  6. Step 6: Final answer
    x = 1,378,954,800.08

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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.