Home / 243,731,105.80-365,384,082.30-146,725,408.60

Finding the Fourth Proportional to 243,731,105.80, 365,384,082.30 and 146,725,408.60

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Solution

The fourth proportional to 243,731,105.80, 365,384,082.30 and 146,725,408.60 is: 219,960,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,731,105.80 : 365,384,082.30 = 146,725,408.60 : x
  2. Step 2: Convert to fraction form
    243,731,105.80/365,384,082.30 = 146,725,408.60/x
  3. Step 3: Cross multiply
    243,731,105.80x = 365,384,082.30 × 146,725,408.60
  4. Step 4: Simplify right side
    243,731,105.80x = 53,611,128,771,403,528
  5. Step 5: Solve for x
    x = 53,611,128,771,403,528/243,731,105.80
  6. Step 6: Final answer
    x = 219,960,142.53

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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.