Home / 346,002,138.55-519,003,207.83-103,665,042.55

Finding the Fourth Proportional to 346,002,138.55, 519,003,207.83 and 103,665,042.55

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Solution

The fourth proportional to 346,002,138.55, 519,003,207.83 and 103,665,042.55 is: 155,497,563.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,002,138.55 : 519,003,207.83 = 103,665,042.55 : x
  2. Step 2: Convert to fraction form
    346,002,138.55/519,003,207.83 = 103,665,042.55/x
  3. Step 3: Cross multiply
    346,002,138.55x = 519,003,207.83 × 103,665,042.55
  4. Step 4: Simplify right side
    346,002,138.55x = 53,802,489,622,765,112
  5. Step 5: Solve for x
    x = 53,802,489,622,765,112/346,002,138.55
  6. Step 6: Final answer
    x = 155,497,563.83

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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.