Home / 379,014,002.40-568,521,003.60-174,940,658.40

Finding the Fourth Proportional to 379,014,002.40, 568,521,003.60 and 174,940,658.40

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Solution

The fourth proportional to 379,014,002.40, 568,521,003.60 and 174,940,658.40 is: 262,410,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,014,002.40 : 568,521,003.60 = 174,940,658.40 : x
  2. Step 2: Convert to fraction form
    379,014,002.40/568,521,003.60 = 174,940,658.40/x
  3. Step 3: Cross multiply
    379,014,002.40x = 568,521,003.60 × 174,940,658.40
  4. Step 4: Simplify right side
    379,014,002.40x = 99,457,438,684,012,784
  5. Step 5: Solve for x
    x = 99,457,438,684,012,784/379,014,002.40
  6. Step 6: Final answer
    x = 262,410,987.60

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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.