Home / 262,992,015.90-394,488,023.85-109,748,051.10

Finding the Fourth Proportional to 262,992,015.90, 394,488,023.85 and 109,748,051.10

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Solution

The fourth proportional to 262,992,015.90, 394,488,023.85 and 109,748,051.10 is: 164,622,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,992,015.90 : 394,488,023.85 = 109,748,051.10 : x
  2. Step 2: Convert to fraction form
    262,992,015.90/394,488,023.85 = 109,748,051.10/x
  3. Step 3: Cross multiply
    262,992,015.90x = 394,488,023.85 × 109,748,051.10
  4. Step 4: Simplify right side
    262,992,015.90x = 43,294,291,799,827,816
  5. Step 5: Solve for x
    x = 43,294,291,799,827,816/262,992,015.90
  6. Step 6: Final answer
    x = 164,622,076.65

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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.