Home / 587,615,783.45-810,916,217.27-319,693,138.93

Finding the Fourth Proportional to 587,615,783.45, 810,916,217.27 and 319,693,138.93

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Solution

The fourth proportional to 587,615,783.45, 810,916,217.27 and 319,693,138.93 is: 441,180,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,615,783.45 : 810,916,217.27 = 319,693,138.93 : x
  2. Step 2: Convert to fraction form
    587,615,783.45/810,916,217.27 = 319,693,138.93/x
  3. Step 3: Cross multiply
    587,615,783.45x = 810,916,217.27 × 319,693,138.93
  4. Step 4: Simplify right side
    587,615,783.45x = 259,244,350,906,133,408
  5. Step 5: Solve for x
    x = 259,244,350,906,133,408/587,615,783.45
  6. Step 6: Final answer
    x = 441,180,033.30

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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.