Home / 443,715,577.40-664,297,907.70-271,528,693.40

Finding the Fourth Proportional to 443,715,577.40, 664,297,907.70 and 271,528,693.40

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Solution

The fourth proportional to 443,715,577.40, 664,297,907.70 and 271,528,693.40 is: 406,512,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,715,577.40 : 664,297,907.70 = 271,528,693.40 : x
  2. Step 2: Convert to fraction form
    443,715,577.40/664,297,907.70 = 271,528,693.40/x
  3. Step 3: Cross multiply
    443,715,577.40x = 664,297,907.70 × 271,528,693.40
  4. Step 4: Simplify right side
    443,715,577.40x = 180,375,942,906,134,784
  5. Step 5: Solve for x
    x = 180,375,942,906,134,784/443,715,577.40
  6. Step 6: Final answer
    x = 406,512,532.11

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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.