Home / 443,182,959.41-664,787,982.11-152,045,998.34

Finding the Fourth Proportional to 443,182,959.41, 664,787,982.11 and 152,045,998.34

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Solution

The fourth proportional to 443,182,959.41, 664,787,982.11 and 152,045,998.34 is: 228,073,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,182,959.41 : 664,787,982.11 = 152,045,998.34 : x
  2. Step 2: Convert to fraction form
    443,182,959.41/664,787,982.11 = 152,045,998.34/x
  3. Step 3: Cross multiply
    443,182,959.41x = 664,787,982.11 × 152,045,998.34
  4. Step 4: Simplify right side
    443,182,959.41x = 101,078,352,420,264,848
  5. Step 5: Solve for x
    x = 101,078,352,420,264,848/443,182,959.41
  6. Step 6: Final answer
    x = 228,073,643.80

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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.