Home / 3,533,784,438.05-4,876,840,704.89-1,947,872,819.33

Finding the Fourth Proportional to 3,533,784,438.05, 4,876,840,704.89 and 1,947,872,819.33

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Solution

The fourth proportional to 3,533,784,438.05, 4,876,840,704.89 and 1,947,872,819.33 is: 2,688,184,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533,784,438.05 : 4,876,840,704.89 = 1,947,872,819.33 : x
  2. Step 2: Convert to fraction form
    3,533,784,438.05/4,876,840,704.89 = 1,947,872,819.33/x
  3. Step 3: Cross multiply
    3,533,784,438.05x = 4,876,840,704.89 × 1,947,872,819.33
  4. Step 4: Simplify right side
    3,533,784,438.05x = 9,499,465,453,237,874,688
  5. Step 5: Solve for x
    x = 9,499,465,453,237,874,688/3,533,784,438.05
  6. Step 6: Final answer
    x = 2,688,184,754.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.