Home / 667,788,323.40-1,001,682,485.10-493,449,103.35

Finding the Fourth Proportional to 667,788,323.40, 1,001,682,485.10 and 493,449,103.35

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Solution

The fourth proportional to 667,788,323.40, 1,001,682,485.10 and 493,449,103.35 is: 740,173,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,788,323.40 : 1,001,682,485.10 = 493,449,103.35 : x
  2. Step 2: Convert to fraction form
    667,788,323.40/1,001,682,485.10 = 493,449,103.35/x
  3. Step 3: Cross multiply
    667,788,323.40x = 1,001,682,485.10 × 493,449,103.35
  4. Step 4: Simplify right side
    667,788,323.40x = 494,279,324,113,994,752
  5. Step 5: Solve for x
    x = 494,279,324,113,994,752/667,788,323.40
  6. Step 6: Final answer
    x = 740,173,655.03

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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.