Home / 452,289,517.80-678,241,463.25-172,122,624.58

Finding the Fourth Proportional to 452,289,517.80, 678,241,463.25 and 172,122,624.58

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Solution

The fourth proportional to 452,289,517.80, 678,241,463.25 and 172,122,624.58 is: 258,110,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,289,517.80 : 678,241,463.25 = 172,122,624.58 : x
  2. Step 2: Convert to fraction form
    452,289,517.80/678,241,463.25 = 172,122,624.58/x
  3. Step 3: Cross multiply
    452,289,517.80x = 678,241,463.25 × 172,122,624.58
  4. Step 4: Simplify right side
    452,289,517.80x = 116,740,700,753,569,632
  5. Step 5: Solve for x
    x = 116,740,700,753,569,632/452,289,517.80
  6. Step 6: Final answer
    x = 258,110,560.07

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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.