Home / 497,664,388.40-746,496,582.60-255,351,786.80

Finding the Fourth Proportional to 497,664,388.40, 746,496,582.60 and 255,351,786.80

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Solution

The fourth proportional to 497,664,388.40, 746,496,582.60 and 255,351,786.80 is: 383,027,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,388.40 : 746,496,582.60 = 255,351,786.80 : x
  2. Step 2: Convert to fraction form
    497,664,388.40/746,496,582.60 = 255,351,786.80/x
  3. Step 3: Cross multiply
    497,664,388.40x = 746,496,582.60 × 255,351,786.80
  4. Step 4: Simplify right side
    497,664,388.40x = 190,619,236,207,003,808
  5. Step 5: Solve for x
    x = 190,619,236,207,003,808/497,664,388.40
  6. Step 6: Final answer
    x = 383,027,680.20

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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.