Home / 445,824,110.20-668,736,165.30-413,539,069.45

Finding the Fourth Proportional to 445,824,110.20, 668,736,165.30 and 413,539,069.45

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Solution

The fourth proportional to 445,824,110.20, 668,736,165.30 and 413,539,069.45 is: 620,308,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,824,110.20 : 668,736,165.30 = 413,539,069.45 : x
  2. Step 2: Convert to fraction form
    445,824,110.20/668,736,165.30 = 413,539,069.45/x
  3. Step 3: Cross multiply
    445,824,110.20x = 668,736,165.30 × 413,539,069.45
  4. Step 4: Simplify right side
    445,824,110.20x = 276,548,531,505,723,360
  5. Step 5: Solve for x
    x = 276,548,531,505,723,360/445,824,110.20
  6. Step 6: Final answer
    x = 620,308,604.18

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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.