Home / 365,366,976.40-548,050,464.60-287,882,878.60

Finding the Fourth Proportional to 365,366,976.40, 548,050,464.60 and 287,882,878.60

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Solution

The fourth proportional to 365,366,976.40, 548,050,464.60 and 287,882,878.60 is: 431,824,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,366,976.40 : 548,050,464.60 = 287,882,878.60 : x
  2. Step 2: Convert to fraction form
    365,366,976.40/548,050,464.60 = 287,882,878.60/x
  3. Step 3: Cross multiply
    365,366,976.40x = 548,050,464.60 × 287,882,878.60
  4. Step 4: Simplify right side
    365,366,976.40x = 157,774,345,367,115,424
  5. Step 5: Solve for x
    x = 157,774,345,367,115,424/365,366,976.40
  6. Step 6: Final answer
    x = 431,824,317.90

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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.