Home / 443,232,022.10-664,848,033.15-298,113,199.70

Finding the Fourth Proportional to 443,232,022.10, 664,848,033.15 and 298,113,199.70

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Solution

The fourth proportional to 443,232,022.10, 664,848,033.15 and 298,113,199.70 is: 447,169,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,022.10 : 664,848,033.15 = 298,113,199.70 : x
  2. Step 2: Convert to fraction form
    443,232,022.10/664,848,033.15 = 298,113,199.70/x
  3. Step 3: Cross multiply
    443,232,022.10x = 664,848,033.15 × 298,113,199.70
  4. Step 4: Simplify right side
    443,232,022.10x = 198,199,974,476,598,144
  5. Step 5: Solve for x
    x = 198,199,974,476,598,144/443,232,022.10
  6. Step 6: Final answer
    x = 447,169,799.55

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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.