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Finding the Fourth Proportional to 613,464,458.76, 846,653,598.90 and 345,549,109.32

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Solution

The fourth proportional to 613,464,458.76, 846,653,598.90 and 345,549,109.32 is: 476,898,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,464,458.76 : 846,653,598.90 = 345,549,109.32 : x
  2. Step 2: Convert to fraction form
    613,464,458.76/846,653,598.90 = 345,549,109.32/x
  3. Step 3: Cross multiply
    613,464,458.76x = 846,653,598.90 × 345,549,109.32
  4. Step 4: Simplify right side
    613,464,458.76x = 292,560,397,002,467,520
  5. Step 5: Solve for x
    x = 292,560,397,002,467,520/613,464,458.76
  6. Step 6: Final answer
    x = 476,898,690.42

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