Home / 443,864,745.54-666,060,144.75-247,292,691.30

Finding the Fourth Proportional to 443,864,745.54, 666,060,144.75 and 247,292,691.30

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Solution

The fourth proportional to 443,864,745.54, 666,060,144.75 and 247,292,691.30 is: 371,085,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,864,745.54 : 666,060,144.75 = 247,292,691.30 : x
  2. Step 2: Convert to fraction form
    443,864,745.54/666,060,144.75 = 247,292,691.30/x
  3. Step 3: Cross multiply
    443,864,745.54x = 666,060,144.75 × 247,292,691.30
  4. Step 4: Simplify right side
    443,864,745.54x = 164,711,805,762,895,072
  5. Step 5: Solve for x
    x = 164,711,805,762,895,072/443,864,745.54
  6. Step 6: Final answer
    x = 371,085,578.25

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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.