Home / 383,661,733.20-575,492,599.80-268,775,998.80

Finding the Fourth Proportional to 383,661,733.20, 575,492,599.80 and 268,775,998.80

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Solution

The fourth proportional to 383,661,733.20, 575,492,599.80 and 268,775,998.80 is: 403,163,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,661,733.20 : 575,492,599.80 = 268,775,998.80 : x
  2. Step 2: Convert to fraction form
    383,661,733.20/575,492,599.80 = 268,775,998.80/x
  3. Step 3: Cross multiply
    383,661,733.20x = 575,492,599.80 × 268,775,998.80
  4. Step 4: Simplify right side
    383,661,733.20x = 154,678,598,313,253,664
  5. Step 5: Solve for x
    x = 154,678,598,313,253,664/383,661,733.20
  6. Step 6: Final answer
    x = 403,163,998.20

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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.