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Finding the Fourth Proportional to 608,902,659.96, 913,096,448.82 and 245,299,388.28

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Solution

The fourth proportional to 608,902,659.96, 913,096,448.82 and 245,299,388.28 is: 367,845,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,902,659.96 : 913,096,448.82 = 245,299,388.28 : x
  2. Step 2: Convert to fraction form
    608,902,659.96/913,096,448.82 = 245,299,388.28/x
  3. Step 3: Cross multiply
    608,902,659.96x = 913,096,448.82 × 245,299,388.28
  4. Step 4: Simplify right side
    608,902,659.96x = 223,982,000,336,186,336
  5. Step 5: Solve for x
    x = 223,982,000,336,186,336/608,902,659.96
  6. Step 6: Final answer
    x = 367,845,330.73

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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.