Home / 650,052,144.42-974,873,390.22-213,251,043.36

Finding the Fourth Proportional to 650,052,144.42, 974,873,390.22 and 213,251,043.36

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Solution

The fourth proportional to 650,052,144.42, 974,873,390.22 and 213,251,043.36 is: 319,809,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,052,144.42 : 974,873,390.22 = 213,251,043.36 : x
  2. Step 2: Convert to fraction form
    650,052,144.42/974,873,390.22 = 213,251,043.36/x
  3. Step 3: Cross multiply
    650,052,144.42x = 974,873,390.22 × 213,251,043.36
  4. Step 4: Simplify right side
    650,052,144.42x = 207,892,767,608,315,424
  5. Step 5: Solve for x
    x = 207,892,767,608,315,424/650,052,144.42
  6. Step 6: Final answer
    x = 319,809,371.28

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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.