Home / 357,494,576.04-493,383,846.78-208,852,853.85

Finding the Fourth Proportional to 357,494,576.04, 493,383,846.78 and 208,852,853.85

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Solution

The fourth proportional to 357,494,576.04, 493,383,846.78 and 208,852,853.85 is: 288,241,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,494,576.04 : 493,383,846.78 = 208,852,853.85 : x
  2. Step 2: Convert to fraction form
    357,494,576.04/493,383,846.78 = 208,852,853.85/x
  3. Step 3: Cross multiply
    357,494,576.04x = 493,383,846.78 × 208,852,853.85
  4. Step 4: Simplify right side
    357,494,576.04x = 103,044,624,443,494,128
  5. Step 5: Solve for x
    x = 103,044,624,443,494,128/357,494,576.04
  6. Step 6: Final answer
    x = 288,241,084.90

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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.