Home / 409,450,624.40-614,175,936.60-271,701,117.20

Finding the Fourth Proportional to 409,450,624.40, 614,175,936.60 and 271,701,117.20

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Solution

The fourth proportional to 409,450,624.40, 614,175,936.60 and 271,701,117.20 is: 407,551,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,450,624.40 : 614,175,936.60 = 271,701,117.20 : x
  2. Step 2: Convert to fraction form
    409,450,624.40/614,175,936.60 = 271,701,117.20/x
  3. Step 3: Cross multiply
    409,450,624.40x = 614,175,936.60 × 271,701,117.20
  4. Step 4: Simplify right side
    409,450,624.40x = 166,872,288,131,576,384
  5. Step 5: Solve for x
    x = 166,872,288,131,576,384/409,450,624.40
  6. Step 6: Final answer
    x = 407,551,675.80

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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.