Home / 331,865,998.40-497,798,997.60-229,745,345.60

Finding the Fourth Proportional to 331,865,998.40, 497,798,997.60 and 229,745,345.60

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Solution

The fourth proportional to 331,865,998.40, 497,798,997.60 and 229,745,345.60 is: 344,618,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,865,998.40 : 497,798,997.60 = 229,745,345.60 : x
  2. Step 2: Convert to fraction form
    331,865,998.40/497,798,997.60 = 229,745,345.60/x
  3. Step 3: Cross multiply
    331,865,998.40x = 497,798,997.60 × 229,745,345.60
  4. Step 4: Simplify right side
    331,865,998.40x = 114,367,002,742,945,568
  5. Step 5: Solve for x
    x = 114,367,002,742,945,568/331,865,998.40
  6. Step 6: Final answer
    x = 344,618,018.40

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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.