Home / 330,985,933.90-456,760,567.12-191,837,408.32

Finding the Fourth Proportional to 330,985,933.90, 456,760,567.12 and 191,837,408.32

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Solution

The fourth proportional to 330,985,933.90, 456,760,567.12 and 191,837,408.32 is: 264,735,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,985,933.90 : 456,760,567.12 = 191,837,408.32 : x
  2. Step 2: Convert to fraction form
    330,985,933.90/456,760,567.12 = 191,837,408.32/x
  3. Step 3: Cross multiply
    330,985,933.90x = 456,760,567.12 × 191,837,408.32
  4. Step 4: Simplify right side
    330,985,933.90x = 87,623,763,419,074,208
  5. Step 5: Solve for x
    x = 87,623,763,419,074,208/330,985,933.90
  6. Step 6: Final answer
    x = 264,735,610.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.