Home / 280,187,490.30-419,147,494.65-246,175,266.30

Finding the Fourth Proportional to 280,187,490.30, 419,147,494.65 and 246,175,266.30

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Solution

The fourth proportional to 280,187,490.30, 419,147,494.65 and 246,175,266.30 is: 368,266,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,187,490.30 : 419,147,494.65 = 246,175,266.30 : x
  2. Step 2: Convert to fraction form
    280,187,490.30/419,147,494.65 = 246,175,266.30/x
  3. Step 3: Cross multiply
    280,187,490.30x = 419,147,494.65 × 246,175,266.30
  4. Step 4: Simplify right side
    280,187,490.30x = 103,183,746,114,441,568
  5. Step 5: Solve for x
    x = 103,183,746,114,441,568/280,187,490.30
  6. Step 6: Final answer
    x = 368,266,784.52

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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.