Home / 306,644,830.80-459,967,246.20-276,033,829.20

Finding the Fourth Proportional to 306,644,830.80, 459,967,246.20 and 276,033,829.20

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Solution

The fourth proportional to 306,644,830.80, 459,967,246.20 and 276,033,829.20 is: 414,050,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,644,830.80 : 459,967,246.20 = 276,033,829.20 : x
  2. Step 2: Convert to fraction form
    306,644,830.80/459,967,246.20 = 276,033,829.20/x
  3. Step 3: Cross multiply
    306,644,830.80x = 459,967,246.20 × 276,033,829.20
  4. Step 4: Simplify right side
    306,644,830.80x = 126,966,520,275,165,136
  5. Step 5: Solve for x
    x = 126,966,520,275,165,136/306,644,830.80
  6. Step 6: Final answer
    x = 414,050,743.80

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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.