Home / 443,467,053.81-611,988,497.64-245,241,884.48

Finding the Fourth Proportional to 443,467,053.81, 611,988,497.64 and 245,241,884.48

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Solution

The fourth proportional to 443,467,053.81, 611,988,497.64 and 245,241,884.48 is: 338,435,992.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,467,053.81 : 611,988,497.64 = 245,241,884.48 : x
  2. Step 2: Convert to fraction form
    443,467,053.81/611,988,497.64 = 245,241,884.48/x
  3. Step 3: Cross multiply
    443,467,053.81x = 611,988,497.64 × 245,241,884.48
  4. Step 4: Simplify right side
    443,467,053.81x = 150,085,212,438,257,696
  5. Step 5: Solve for x
    x = 150,085,212,438,257,696/443,467,053.81
  6. Step 6: Final answer
    x = 338,435,992.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.