Home / 383,661,735.20-575,492,602.80-268,776,000.80

Finding the Fourth Proportional to 383,661,735.20, 575,492,602.80 and 268,776,000.80

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Solution

The fourth proportional to 383,661,735.20, 575,492,602.80 and 268,776,000.80 is: 403,164,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,661,735.20 : 575,492,602.80 = 268,776,000.80 : x
  2. Step 2: Convert to fraction form
    383,661,735.20/575,492,602.80 = 268,776,000.80/x
  3. Step 3: Cross multiply
    383,661,735.20x = 575,492,602.80 × 268,776,000.80
  4. Step 4: Simplify right side
    383,661,735.20x = 154,678,600,270,566,880
  5. Step 5: Solve for x
    x = 154,678,600,270,566,880/383,661,735.20
  6. Step 6: Final answer
    x = 403,164,001.20

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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.