Home / 648,568,575.60-973,823,628.92-561,400,441.80

Finding the Fourth Proportional to 648,568,575.60, 973,823,628.92 and 561,400,441.80

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Solution

The fourth proportional to 648,568,575.60, 973,823,628.92 and 561,400,441.80 is: 842,940,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,568,575.60 : 973,823,628.92 = 561,400,441.80 : x
  2. Step 2: Convert to fraction form
    648,568,575.60/973,823,628.92 = 561,400,441.80/x
  3. Step 3: Cross multiply
    648,568,575.60x = 973,823,628.92 × 561,400,441.80
  4. Step 4: Simplify right side
    648,568,575.60x = 546,705,015,510,967,168
  5. Step 5: Solve for x
    x = 546,705,015,510,967,168/648,568,575.60
  6. Step 6: Final answer
    x = 842,940,956.56

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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.