Home / 255,623,193.60-383,434,790.40-214,808,524.80

Finding the Fourth Proportional to 255,623,193.60, 383,434,790.40 and 214,808,524.80

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Solution

The fourth proportional to 255,623,193.60, 383,434,790.40 and 214,808,524.80 is: 322,212,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,623,193.60 : 383,434,790.40 = 214,808,524.80 : x
  2. Step 2: Convert to fraction form
    255,623,193.60/383,434,790.40 = 214,808,524.80/x
  3. Step 3: Cross multiply
    255,623,193.60x = 383,434,790.40 × 214,808,524.80
  4. Step 4: Simplify right side
    255,623,193.60x = 82,365,061,682,821,200
  5. Step 5: Solve for x
    x = 82,365,061,682,821,200/255,623,193.60
  6. Step 6: Final answer
    x = 322,212,787.20

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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.