Home / 266,466,836.10-400,372,100.55-169,469,012.10

Finding the Fourth Proportional to 266,466,836.10, 400,372,100.55 and 169,469,012.10

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Solution

The fourth proportional to 266,466,836.10, 400,372,100.55 and 169,469,012.10 is: 254,630,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,466,836.10 : 400,372,100.55 = 169,469,012.10 : x
  2. Step 2: Convert to fraction form
    266,466,836.10/400,372,100.55 = 169,469,012.10/x
  3. Step 3: Cross multiply
    266,466,836.10x = 400,372,100.55 × 169,469,012.10
  4. Step 4: Simplify right side
    266,466,836.10x = 67,850,664,352,610,368
  5. Step 5: Solve for x
    x = 67,850,664,352,610,368/266,466,836.10
  6. Step 6: Final answer
    x = 254,630,802.64

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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.