Home / 439,873,303.30-659,641,993.35-133,063,447.30

Finding the Fourth Proportional to 439,873,303.30, 659,641,993.35 and 133,063,447.30

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Solution

The fourth proportional to 439,873,303.30, 659,641,993.35 and 133,063,447.30 is: 199,544,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,873,303.30 : 659,641,993.35 = 133,063,447.30 : x
  2. Step 2: Convert to fraction form
    439,873,303.30/659,641,993.35 = 133,063,447.30/x
  3. Step 3: Cross multiply
    439,873,303.30x = 659,641,993.35 × 133,063,447.30
  4. Step 4: Simplify right side
    439,873,303.30x = 87,774,237,618,994,672
  5. Step 5: Solve for x
    x = 87,774,237,618,994,672/439,873,303.30
  6. Step 6: Final answer
    x = 199,544,361.89

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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.