Home / 1,148,707,915.20-1,723,096,923.24-449,172,112.32

Finding the Fourth Proportional to 1,148,707,915.20, 1,723,096,923.24 and 449,172,112.32

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Solution

The fourth proportional to 1,148,707,915.20, 1,723,096,923.24 and 449,172,112.32 is: 673,771,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,707,915.20 : 1,723,096,923.24 = 449,172,112.32 : x
  2. Step 2: Convert to fraction form
    1,148,707,915.20/1,723,096,923.24 = 449,172,112.32/x
  3. Step 3: Cross multiply
    1,148,707,915.20x = 1,723,096,923.24 × 449,172,112.32
  4. Step 4: Simplify right side
    1,148,707,915.20x = 773,967,084,743,803,648
  5. Step 5: Solve for x
    x = 773,967,084,743,803,648/1,148,707,915.20
  6. Step 6: Final answer
    x = 673,771,874.04

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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.