Home / 269,046,099.60-403,569,149.40-203,997,721.20

Finding the Fourth Proportional to 269,046,099.60, 403,569,149.40 and 203,997,721.20

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Solution

The fourth proportional to 269,046,099.60, 403,569,149.40 and 203,997,721.20 is: 305,996,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,046,099.60 : 403,569,149.40 = 203,997,721.20 : x
  2. Step 2: Convert to fraction form
    269,046,099.60/403,569,149.40 = 203,997,721.20/x
  3. Step 3: Cross multiply
    269,046,099.60x = 403,569,149.40 × 203,997,721.20
  4. Step 4: Simplify right side
    269,046,099.60x = 82,327,186,824,222,336
  5. Step 5: Solve for x
    x = 82,327,186,824,222,336/269,046,099.60
  6. Step 6: Final answer
    x = 305,996,581.80

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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.