Home / 439,767,536.40-659,725,954.20-133,057,213.20

Finding the Fourth Proportional to 439,767,536.40, 659,725,954.20 and 133,057,213.20

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Solution

The fourth proportional to 439,767,536.40, 659,725,954.20 and 133,057,213.20 is: 199,608,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,767,536.40 : 659,725,954.20 = 133,057,213.20 : x
  2. Step 2: Convert to fraction form
    439,767,536.40/659,725,954.20 = 133,057,213.20/x
  3. Step 3: Cross multiply
    439,767,536.40x = 659,725,954.20 × 133,057,213.20
  4. Step 4: Simplify right side
    439,767,536.40x = 87,781,296,941,562,848
  5. Step 5: Solve for x
    x = 87,781,296,941,562,848/439,767,536.40
  6. Step 6: Final answer
    x = 199,608,405.98

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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.