Home / 446,224,074.72-615,598,208-278,669,446.72

Finding the Fourth Proportional to 446,224,074.72, 615,598,208 and 278,669,446.72

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Solution

The fourth proportional to 446,224,074.72, 615,598,208 and 278,669,446.72 is: 384,444,546.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,224,074.72 : 615,598,208 = 278,669,446.72 : x
  2. Step 2: Convert to fraction form
    446,224,074.72/615,598,208 = 278,669,446.72/x
  3. Step 3: Cross multiply
    446,224,074.72x = 615,598,208 × 278,669,446.72
  4. Step 4: Simplify right side
    446,224,074.72x = 171,548,412,025,183,488
  5. Step 5: Solve for x
    x = 171,548,412,025,183,488/446,224,074.72
  6. Step 6: Final answer
    x = 384,444,546.46

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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.